If a cube plasticine with a volume of 512 cubic centimeters is changed into a cuboid whose edge length is an integer number of centimeters, how many square centimeters can the surface area be increased at most?
把一个体积为512立方厘米的正方体橡皮泥改做成棱长为整厘米数的一个长方体，表面积最多能增加多少平方厘米．
<gadget id="calculator">1 * 1 * 2</gadget>
<output>2</output>

<gadget id="calculator">1 * 512 * 4</gadget>
<output>2_048</output>

<gadget id="calculator">2 + 2_048</gadget>
<output>2_050</output>

<gadget id="calculator">8 * 8 * 6</gadget>
<output>384</output>

<gadget id="calculator">2_050 - 384</gadget>
<output>1_666</output>

<result>1_666</result>