Cut a cuboid whose length, width, and height are 20 cm, 16 cm, and 12 cm respectively into small cubes with side lengths of 4 cm. How many pieces can it be cut into?
把长、宽、高分别是20厘米、16厘米、12厘米的长方体，切成棱长为4厘米的小正方体，一共可以切成多少块？
<gadget id="calculator">20 / 4</gadget>
<output>5</output>

<gadget id="calculator">16 / 4</gadget>
<output>4</output>

<gadget id="calculator">12 / 4</gadget>
<output>3</output>

<gadget id="calculator">5 * 4 * 3</gadget>
<output>60</output>

<result>60</result>