A=2*3*3, B=2*2*2*3, what is the least common multiple of the two numbers of A and B?
甲=2*3*3，乙=2*2*2*3，甲乙两数的最小公倍数是多少．
<gadget id="calculator">2 * 2 * 2 * 3 * 3</gadget>
<output>72</output>

<result>72</result>