Cut off a small cuboid weighing 374.4 grams (3.9 grams per cubic centimeter of iron) from a cuboid iron block, and the remaining part is just a cube with a side length of 4 cm. If the outside of the original iron block is all coated with antirust Paint, find the area coated with anti-rust paint.
从一个长方体铁块上截下一段重为374.4克的小长方体(每立方厘米铁重3.9克)，剩下部分正好是棱长为4厘米的正方体，如果原铁块的外面全部涂上防锈漆，求涂防锈漆面积．
<gadget id="calculator">4 * 4</gadget>
<output>16</output>

<gadget id="calculator">374.4 / 3.9 / 16</gadget>
<output>6</output>

<gadget id="calculator">6 + 4</gadget>
<output>10</output>

<gadget id="calculator">10 * 4</gadget>
<output>40</output>

<gadget id="calculator">40 + 40 + 16</gadget>
<output>96</output>

<gadget id="calculator">96 * 2</gadget>
<output>192</output>

<result>192</result>