156926840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2131}}^1$

素因数の和:2412

約数の個数: 64

約数和(自身を含む): 405250560

約数和(自身を除く): 248323720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 263, 280, 526, 1052, 1315, 1841, 2104, 2131, 2630, 3682, 4262, 5260, 7364, 8524, 9205, 10520, 10655, 14728, 14917, 17048, 18410, 21310, 29834, 36820, 42620, 59668, 73640, 74585, 85240, 119336, 149170, 298340, 560453, 596680, 1120906, 2241812, 2802265, 3923171, 4483624, 5604530, 7846342, 11209060, 15692684, 19615855, 22418120, 31385368, 39231710, 78463420, 156926840]

約数ペア:

[(1, 156926840), (2, 78463420), (4, 39231710), (5, 31385368), (7, 22418120), (8, 19615855), (10, 15692684), (14, 11209060), (20, 7846342), (28, 5604530), (35, 4483624), (40, 3923171), (56, 2802265), (70, 2241812), (140, 1120906), (263, 596680), (280, 560453), (526, 298340), (1052, 149170), (1315, 119336), (1841, 85240), (2104, 74585), (2131, 73640), (2630, 59668), (3682, 42620), (4262, 36820), (5260, 29834), (7364, 21310), (8524, 18410), (9205, 17048), (10520, 14917), (10655, 14728)]