The product of two factors is 456. One of the factors is multiplied by 3 while the other remains unchanged. What is the product of them?
两个因数的积是456，其中一个因数扩大3倍，另一个因数不变，他们的积是多少．
<gadget id="calculator">456 * 3</gadget>
<output>1_368</output>

<result>1_368</result>