If the integer A=2*2*3*5, how many factors of the integer A are there?
如果整数A=2*2*3*5，那么整数A的因数一共有多少个．
<gadget id="calculator">2 + 1</gadget>
<output>3</output>

<gadget id="calculator">1 + 1</gadget>
<output>2</output>

<gadget id="calculator">3 * 2 * 2</gadget>
<output>12</output>

<result>12</result>