82144020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{195581}}^1$

素因数の和:195600

約数の個数: 48

約数和(自身を含む): 262862208

約数和(自身を除く): 180718188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 195581, 391162, 586743, 782324, 977905, 1173486, 1369067, 1955810, 2346972, 2738134, 2933715, 3911620, 4107201, 5476268, 5867430, 6845335, 8214402, 11734860, 13690670, 16428804, 20536005, 27381340, 41072010, 82144020]

約数ペア:

[(1, 82144020), (2, 41072010), (3, 27381340), (4, 20536005), (5, 16428804), (6, 13690670), (7, 11734860), (10, 8214402), (12, 6845335), (14, 5867430), (15, 5476268), (20, 4107201), (21, 3911620), (28, 2933715), (30, 2738134), (35, 2346972), (42, 1955810), (60, 1369067), (70, 1173486), (84, 977905), (105, 782324), (140, 586743), (210, 391162), (420, 195581)]