When training group gymnastics. It is required that the teams are arranged in 6 columns, 8 columns, and 10 columns, each of which is a rectangle. At least how many people are required to participate in the rehearsal?
在训练团体操时．要求队伍分别排成6列、8列、10列时都是一个矩形，至少要多少人参加排练？
<gadget id="calculator">2 * 2 * 2 * 3 * 5</gadget>
<output>120</output>

<result>120</result>