There is a piece of rectangular paper with a length of 60 cm and a width of 48 cm. If you want to cut this paper into small square papers with the same area and no surplus, and maximize the side length, how many such small square papers can be cut into such small square papers?
现有一张长60厘米、宽48厘米的长方形纸，要把这张纸裁成面积相等的小正方形纸而且没有剩余，且使边长最大，可裁成这样的小正方形纸多少张？
<gadget id="calculator">2 * 2 * 3</gadget>
<output>12</output>

<gadget id="calculator">60 / 12</gadget>
<output>5</output>

<gadget id="calculator">48 / 12</gadget>
<output>4</output>

<gadget id="calculator">5 * 4</gadget>
<output>20</output>

<result>20</result>