The greatest common factor of two numbers, A and B, is 18, and the least common multiple is 180. Among them, the number of A is 36, and what is the number of B.
甲乙两数的最大公因数是18，最小公倍数是180，其中甲数是36，乙数是多少．
<gadget id="calculator">18 * 5</gadget>
<output>90</output>

<result>90</result>