31099440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{129581}}^1$

素因数の和:129597

約数の個数: 40

約数和(自身を含む): 96409008

約数和(自身を除く): 65309568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 129581, 259162, 388743, 518324, 647905, 777486, 1036648, 1295810, 1554972, 1943715, 2073296, 2591620, 3109944, 3887430, 5183240, 6219888, 7774860, 10366480, 15549720, 31099440]

約数ペア:

[(1, 31099440), (2, 15549720), (3, 10366480), (4, 7774860), (5, 6219888), (6, 5183240), (8, 3887430), (10, 3109944), (12, 2591620), (15, 2073296), (16, 1943715), (20, 1554972), (24, 1295810), (30, 1036648), (40, 777486), (48, 647905), (60, 518324), (80, 388743), (120, 259162), (240, 129581)]