81137640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{676147}}^1$

素因数の和:676161

約数の個数: 32

約数和(自身を含む): 243413280

約数和(自身を除く): 162275640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 676147, 1352294, 2028441, 2704588, 3380735, 4056882, 5409176, 6761470, 8113764, 10142205, 13522940, 16227528, 20284410, 27045880, 40568820, 81137640]

約数ペア:

[(1, 81137640), (2, 40568820), (3, 27045880), (4, 20284410), (5, 16227528), (6, 13522940), (8, 10142205), (10, 8113764), (12, 6761470), (15, 5409176), (20, 4056882), (24, 3380735), (30, 2704588), (40, 2028441), (60, 1352294), (120, 676147)]