256374900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{2243}}^1$

素因数の和:2390

約数の個数: 108

約数和(自身を含む): 810281472

約数和(自身を除く): 553906572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 127, 150, 180, 225, 254, 300, 381, 450, 508, 635, 762, 900, 1143, 1270, 1524, 1905, 2243, 2286, 2540, 3175, 3810, 4486, 4572, 5715, 6350, 6729, 7620, 8972, 9525, 11215, 11430, 12700, 13458, 19050, 20187, 22430, 22860, 26916, 28575, 33645, 38100, 40374, 44860, 56075, 57150, 67290, 80748, 100935, 112150, 114300, 134580, 168225, 201870, 224300, 284861, 336450, 403740, 504675, 569722, 672900, 854583, 1009350, 1139444, 1424305, 1709166, 2018700, 2563749, 2848610, 3418332, 4272915, 5127498, 5697220, 7121525, 8545830, 10254996, 12818745, 14243050, 17091660, 21364575, 25637490, 28486100, 42729150, 51274980, 64093725, 85458300, 128187450, 256374900]

約数ペア:

[(1, 256374900), (2, 128187450), (3, 85458300), (4, 64093725), (5, 51274980), (6, 42729150), (9, 28486100), (10, 25637490), (12, 21364575), (15, 17091660), (18, 14243050), (20, 12818745), (25, 10254996), (30, 8545830), (36, 7121525), (45, 5697220), (50, 5127498), (60, 4272915), (75, 3418332), (90, 2848610), (100, 2563749), (127, 2018700), (150, 1709166), (180, 1424305), (225, 1139444), (254, 1009350), (300, 854583), (381, 672900), (450, 569722), (508, 504675), (635, 403740), (762, 336450), (900, 284861), (1143, 224300), (1270, 201870), (1524, 168225), (1905, 134580), (2243, 114300), (2286, 112150), (2540, 100935), (3175, 80748), (3810, 67290), (4486, 57150), (4572, 56075), (5715, 44860), (6350, 40374), (6729, 38100), (7620, 33645), (8972, 28575), (9525, 26916), (11215, 22860), (11430, 22430), (12700, 20187), (13458, 19050)]