In the formula: 2*口口口口=口口口口, fill in the six numbers 2, 3, 4, 5, 6, and 7 respectively, so that the formula is established and the product of the formula can be divisible by 39 , then what is the product.
在算式：2*口口口=口口口的六个方框中，分别填入2，3，4，5，6，7这六个数字，使算式成立，并且算式的积能被39整除，那么这个乘积是多少．
<gadget id="calculator">2 * 273</gadget>
<output>546</output>

<result>546</result>