Quadruply Perfect Number/Examples/30,240

Example of Quadruply Perfect Number
$30 \, 240$ is quadruply perfect:
 * $\sigma \left({30 \, 240}\right) = 120 \, 960 = 4 \times 30 \, 240$

Proof
From Sigma of $30 \, 240$:
 * $\sigma \left({30 \, 240}\right) = 120 \, 960$

Hence the result.