164392080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1627}}^1$

素因数の和:2064

約数の個数: 80

約数和(自身を含む): 511139904

約数和(自身を除く): 346747824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 421, 842, 1263, 1627, 1684, 2105, 2526, 3254, 3368, 4210, 4881, 5052, 6315, 6508, 6736, 8135, 8420, 9762, 10104, 12630, 13016, 16270, 16840, 19524, 20208, 24405, 25260, 26032, 32540, 33680, 39048, 48810, 50520, 65080, 78096, 97620, 101040, 130160, 195240, 390480, 684967, 1369934, 2054901, 2739868, 3424835, 4109802, 5479736, 6849670, 8219604, 10274505, 10959472, 13699340, 16439208, 20549010, 27398680, 32878416, 41098020, 54797360, 82196040, 164392080]

約数ペア:

[(1, 164392080), (2, 82196040), (3, 54797360), (4, 41098020), (5, 32878416), (6, 27398680), (8, 20549010), (10, 16439208), (12, 13699340), (15, 10959472), (16, 10274505), (20, 8219604), (24, 6849670), (30, 5479736), (40, 4109802), (48, 3424835), (60, 2739868), (80, 2054901), (120, 1369934), (240, 684967), (421, 390480), (842, 195240), (1263, 130160), (1627, 101040), (1684, 97620), (2105, 78096), (2526, 65080), (3254, 50520), (3368, 48810), (4210, 39048), (4881, 33680), (5052, 32540), (6315, 26032), (6508, 25260), (6736, 24405), (8135, 20208), (8420, 19524), (9762, 16840), (10104, 16270), (12630, 13016)]