How many divisors are there in 120?
120一共有多少个约数．
<gadget id="calculator">3 + 1</gadget>
<output>4</output>

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

<gadget id="calculator">4 * 2 * 2</gadget>
<output>16</output>

<result>16</result>