163028040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{461}}^1$

素因数の和:903

約数の個数: 128

約数和(自身を含む): 561496320

約数和(自身を除く): 398468280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 421, 461, 840, 842, 922, 1263, 1383, 1684, 1844, 2105, 2305, 2526, 2766, 2947, 3227, 3368, 3688, 4210, 4610, 5052, 5532, 5894, 6315, 6454, 6915, 8420, 8841, 9220, 9681, 10104, 11064, 11788, 12630, 12908, 13830, 14735, 16135, 16840, 17682, 18440, 19362, 23576, 25260, 25816, 27660, 29470, 32270, 35364, 38724, 44205, 48405, 50520, 55320, 58940, 64540, 70728, 77448, 88410, 96810, 117880, 129080, 176820, 193620, 194081, 353640, 387240, 388162, 582243, 776324, 970405, 1164486, 1358567, 1552648, 1940810, 2328972, 2717134, 2911215, 3881620, 4075701, 4657944, 5434268, 5822430, 6792835, 7763240, 8151402, 10868536, 11644860, 13585670, 16302804, 20378505, 23289720, 27171340, 32605608, 40757010, 54342680, 81514020, 163028040]

約数ペア:

[(1, 163028040), (2, 81514020), (3, 54342680), (4, 40757010), (5, 32605608), (6, 27171340), (7, 23289720), (8, 20378505), (10, 16302804), (12, 13585670), (14, 11644860), (15, 10868536), (20, 8151402), (21, 7763240), (24, 6792835), (28, 5822430), (30, 5434268), (35, 4657944), (40, 4075701), (42, 3881620), (56, 2911215), (60, 2717134), (70, 2328972), (84, 1940810), (105, 1552648), (120, 1358567), (140, 1164486), (168, 970405), (210, 776324), (280, 582243), (420, 388162), (421, 387240), (461, 353640), (840, 194081), (842, 193620), (922, 176820), (1263, 129080), (1383, 117880), (1684, 96810), (1844, 88410), (2105, 77448), (2305, 70728), (2526, 64540), (2766, 58940), (2947, 55320), (3227, 50520), (3368, 48405), (3688, 44205), (4210, 38724), (4610, 35364), (5052, 32270), (5532, 29470), (5894, 27660), (6315, 25816), (6454, 25260), (6915, 23576), (8420, 19362), (8841, 18440), (9220, 17682), (9681, 16840), (10104, 16135), (11064, 14735), (11788, 13830), (12630, 12908)]