最大公因数计算器GCF计算器/title> <meta name="description" content="最大公因数（GCF）计算器。也称为大公约数除数（GCD）。"> <style> @media all and (max-width: 576px) { .calc2 input[type=number], .calc2 input[type=text] { width:100%; } }</style>  <link rel="canonical" href="https://www.titaotie.com/calc/math/gcf-calculator.html" /> <script async src="../../assets/js/coun-w3.js" ></script>  <script async src="https://www.googletagmanager.com/gtag/js?id=G-3LS30VWYXF"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-3LS30VWYXF'); </script> <script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-1832854270693044" crossorigin="anonymous"></script> <script> var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?ac0ee223cbf63018bf5c2c97c286c454"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })(); </script> <meta name="dateModified" content="2026-05-15"> </head> <body> <div id="header"> <div> <div id="logo" class="box"> <p> <a href="../../index.htm">无涯在线工具箱</a> </p> </div> </div> </div> <div id="wrapper"> <div id="nav">  <a href="../../index.htm">首页</a>/<a href="../index.html">计算器</a>/<a href="index.html">数学计算器</a>/ GCF计算器!-- #EndEditable --> </div> <div id="top-ad"> <ins class="adsbygoogle" style="display:block" data-ad-client="ca-pub-1832854270693044" data-ad-slot="2671835991" data-ad-format="auto" data-full-width-responsive="true"></ins> </div> <div id="lcol"> <div id="doc">  <p class="doc-update">最后修改时间：2026年5月15日</p> <h1>最大公因数计算器</h1> <p>最大公因数（GCF）计算器。也称为大公约数除数（GCD）。</p> <h2>GCF计算器</h2> <form name="calcform" autocomplete="off"> <table class="calc2"> <tr> <td>第一个数字：</td> <td><input type="number" step="any" name="a" class="intext" autofocus></td> </tr> <tr> <td>第二个数字：</td> <td><input type="number" step="any" name="b" class="intext"></td> </tr> <tr> <td> </td> <td><input type="button" value="Calculate" class="btn" onclick="gcfcalc()"> <input type="reset" value="✗" class="btn"></td> </tr> <tr> <td>最大公因数（gcf）：</td> <td><input type="text" name="gcf" class="outtext" readonly></td> </tr> <tr> <td>最小公倍数（lcm）：</td> <td><input type="text" name="lcm" class="outtext" readonly></td> </tr> </table> </form> <h2>GCF示例</h2> <p>查找数字82的GCF。</p> <p>8的除数是。</p> <p class="math">8 = 2×2×2</p> <p>12的除数是。</p> <p class="math">12 = 2×2×3</p> <p>因此2的共同因数是。</p> <p class="math">gcf = 2×2 = 4</p> <p>因此8/12的分数可以减少到2/3。</p> <p class="math">8/12 =/42/4 2/3</p> <p> </p> <div id="bottom-ad_2"> </div><hr> <h2>另请参阅</h2> <ul class="seealso"> <li><a href="lcm-calculator.html">最小公倍数（lcm）计算器</a></li> <li><a href="fractions-calculator.html">分数计算器</a></li> <li><a href="simplifying-fractions-calculator.html">简化分数计算器</a></li> </ul> <script src="../../assets/calc/calc2.js" ></script> <script> function gcfcalc() { var a = document.calcform.a.value; var b = document.calcform.b.value; if( a!=Math.floor(a) || b!=Math.floor(b) ) { alert("Please enter integer numbers"); return; } if( a=='' || b=='' ) { alert("Please enter integer numbers"); return; } if( a==0 && b==0 ) { alert("Please enter at least one non zero integer"); return; } var g = gcd(a,b); if( g<0 ) g=-g; a = parseInt(a); b = parseInt(b); g = parseInt(g); var lcm = (a*b)/g; document.calcform.gcf.value = g; document.calcform.lcm.value = lcm; } </script>  <div id="ban-ad"> </div>   </div> </div> <div id="rcol"> <p style="text-align: center;font-size: 13px;">广告</p> <ins class="adsbygoogle" style="display:block" data-ad-client="ca-pub-1832854270693044" data-ad-slot="6938384069" data-ad-format="auto" data-full-width-responsive="true"></ins>  <h5>数学计算器</h5> <ul> <li><a href="calculator.html">数学计算器</a></li> <li><a href="adding-fractions-calculator.html">加分数计算器</a></li> <li><a href="add-calculator.html">加法计算器</a></li> <li><a href="anti-log-calculator.html">反对数计算器</a></li> <li><a href="arccos-calculator.html">Arccos计算器</a></li> <li><a href="arcsin-calculator.html">Arcsin计算器</a></li> <li><a href="arctan-calculator.html">Arctan计算器</a></li> <li><a href="convolution-calculator.html">卷积计算器</a></li> <li><a href="cos-calculator.html">余弦计算器</a></li> <li><a href="dividing-fractions-calculator.html">除数计算器</a></li> <li><a href="division-calculator.html">除法计算器</a></li> <li><a href="exponential-growth-calculator.html">指数增长计算器</a></li> <li><a href="exponent-calculator.html">指数计算器</a></li> <li><a href="factorial-calculator.html">阶乘计算器</a></li> <li><a href="fractions-calculator.html">分数计算器</a></li> <li><a href="gcf-calculator.html">GCF计算器</a></li> <li><a href="lcm-calculator.html">LCM计算器</a></li> <li><a href="ln-calc.html">Ln计算器</a></li> <li><a href="log-calculator.html">对数计算器</a></li> <li><a href="multiplication-calculator.html">乘法计算器</a></li> <li><a href="multiplying-fractions-calculator.html">乘法分数计算器</a></li> <li><a href="percentage-calculator.html">百分比计算器</a></li> <li><a href="percentage-change-calculator.html">百分比变化计算器</a></li> <li><a href="percentage-increase-calculator.html">百分比增加计算器</a></li> <li><a href="pythagorean-calculator.html">勾股定理计算器</a></li> <li><a href="quadratic-calculator.html">二次方程求解器</a></li> <li><a href="root-calculator.html">根计算器</a></li> <li><a href="scientific-notation-calculator.html">科学计数法计算器</a></li> <li><a href="simplifying-fractions-calculator.html">简化分数计算器</a></li> <li><a href="sin-calculator.html">正弦计算器</a></li> <li><a href="square-root-calculator.html">平方根计算器</a></li> <li><a href="standard-deviation-calculator.html">标准差计算器</a></li> <li><a href="subtracting-fractions-calculator.html">减分数计算器</a></li> <li><a href="subtraction-calculator.html">减法计算器</a></li> <li><a href="tan-calculator.html">正切计算器</a></li> <li><a href="weighted-average-calculator.html">加权平均计算器</a></li> <li><a href="variance-calculator.html">方差计算器</a></li> </ul> <h5>快速表格</h5> <ul> <li><a href="mailto:?subject=无涯在线工具箱%20website&body=请查看这个网站:%20https://www.titaotie.com">推荐网站</a></li> <li><a href="#feedback">发送反馈</a></li> <li><a href="../../about/about.html">关于</a></li> </ul>  </div> </div> <div id="footer"> <a href="../../index.htm">首页</a>| <a href="../../web/index.html">网页</a>| <a href="../../math/index.html">数学</a>| <a href="../../electric/index.html">电力</a>| <a href="../index.html">计算器</a>| <a href="../../convert/index.html">转换器</a>| <a href="../../tools/index.html">工具类</a> <p>© 2026 <a href="../../index.htm">无涯在线工具箱</a> | <a href="../../about/about.html" rel="nofollow">关于</a>| <a href="../../about/terms.html" rel="nofollow">使用条款</a>| <a href="../../about/privacy.html" rel="nofollow">隐私政策</a>| <a href="../../about/cookies.html" rel="nofollow">管理 Cookie</a> </p> </div> <div id="banner"> <div> 该网站使用 Cookie 来改善你的体验，分析流量并展示广告。<a href="../../about/privacy.html">了解更多</a> </div> <div> <a id="banokbtn">确定</a> <a id="bansetbtn" href="../../about/cookies.html">管理设置</a> </div> </div>   </body>  </html>