It is known that the three-digit number 240 has d different divisors (factors), find the value of d.
已知三位数240有d个不同的约数(因子)，求d的值．
<gadget id="calculator">4 + 1</gadget>
<output>5</output>

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

<gadget id="calculator">5 * 2 * 2</gadget>
<output>20</output>

<result>20</result>