There are four children whose age increases by one year. The product of the four ages is 360. What is the age of the oldest child?
有四个小朋友，年龄逐个增加一岁，四个人年龄乘积是360，其中最大的小朋友是多少岁．
<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<result>6</result>