876256080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{521581}}^1$

素因数の和:521604

約数の個数: 80

約数和(自身を含む): 3104456064

約数和(自身を除く): 2228199984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 521581, 1043162, 1564743, 2086324, 2607905, 3129486, 3651067, 4172648, 5215810, 6258972, 7302134, 7823715, 8345296, 10431620, 10953201, 12517944, 14604268, 15647430, 18255335, 20863240, 21906402, 25035888, 29208536, 31294860, 36510670, 41726480, 43812804, 54766005, 58417072, 62589720, 73021340, 87625608, 109532010, 125179440, 146042680, 175251216, 219064020, 292085360, 438128040, 876256080]

約数ペア:

[(1, 876256080), (2, 438128040), (3, 292085360), (4, 219064020), (5, 175251216), (6, 146042680), (7, 125179440), (8, 109532010), (10, 87625608), (12, 73021340), (14, 62589720), (15, 58417072), (16, 54766005), (20, 43812804), (21, 41726480), (24, 36510670), (28, 31294860), (30, 29208536), (35, 25035888), (40, 21906402), (42, 20863240), (48, 18255335), (56, 15647430), (60, 14604268), (70, 12517944), (80, 10953201), (84, 10431620), (105, 8345296), (112, 7823715), (120, 7302134), (140, 6258972), (168, 5215810), (210, 4172648), (240, 3651067), (280, 3129486), (336, 2607905), (420, 2086324), (560, 1564743), (840, 1043162), (1680, 521581)]