The volume of a cuboid is 1560, its length, width, and height are all natural numbers, what is the minimum sum of its edge lengths.
一个长方体的体积是1560，它的长、宽、高均为自然数，它的棱长之和最少是多少．
<gadget id="calculator">4 * 10</gadget>
<output>40</output>

<gadget id="calculator">4 * 12</gadget>
<output>48</output>

<gadget id="calculator">4 * 13</gadget>
<output>52</output>

<gadget id="calculator">40 + 48 + 52</gadget>
<output>140</output>

<result>140</result>