81334740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1355579}}^1$

素因数の和:1355591

約数の個数: 24

約数和(自身を含む): 227737440

約数和(自身を除く): 146402700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1355579, 2711158, 4066737, 5422316, 6777895, 8133474, 13555790, 16266948, 20333685, 27111580, 40667370, 81334740]

約数ペア:

[(1, 81334740), (2, 40667370), (3, 27111580), (4, 20333685), (5, 16266948), (6, 13555790), (10, 8133474), (12, 6777895), (15, 5422316), (20, 4066737), (30, 2711158), (60, 1355579)]