A pile of oranges, whether it is 4 packs of 4 or 7 packs of 7, can just fill it. How many oranges are there at least in this pile?
一堆橘子，无论是4个4个装还是7个7个装，都正好能把它装完，这堆橘子至少有多少个？
<gadget id="calculator">2 * 2 * 7</gadget>
<output>28</output>

<result>28</result>