256475484

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:437

約数の個数: 120

約数和(自身を含む): 707739648

約数和(自身を除く): 451264164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 127, 138, 162, 207, 254, 271, 276, 324, 381, 414, 508, 542, 621, 762, 813, 828, 1084, 1143, 1242, 1524, 1626, 1863, 2286, 2439, 2484, 2921, 3252, 3429, 3726, 4572, 4878, 5842, 6233, 6858, 7317, 7452, 8763, 9756, 10287, 11684, 12466, 13716, 14634, 17526, 18699, 20574, 21951, 24932, 26289, 29268, 34417, 35052, 37398, 41148, 43902, 52578, 56097, 68834, 74796, 78867, 87804, 103251, 105156, 112194, 137668, 157734, 168291, 206502, 224388, 236601, 309753, 315468, 336582, 413004, 473202, 504873, 619506, 673164, 791591, 929259, 946404, 1009746, 1239012, 1583182, 1858518, 2019492, 2374773, 2787777, 3166364, 3717036, 4749546, 5575554, 7124319, 9499092, 11151108, 14248638, 21372957, 28497276, 42745914, 64118871, 85491828, 128237742, 256475484]

約数ペア:

[(1, 256475484), (2, 128237742), (3, 85491828), (4, 64118871), (6, 42745914), (9, 28497276), (12, 21372957), (18, 14248638), (23, 11151108), (27, 9499092), (36, 7124319), (46, 5575554), (54, 4749546), (69, 3717036), (81, 3166364), (92, 2787777), (108, 2374773), (127, 2019492), (138, 1858518), (162, 1583182), (207, 1239012), (254, 1009746), (271, 946404), (276, 929259), (324, 791591), (381, 673164), (414, 619506), (508, 504873), (542, 473202), (621, 413004), (762, 336582), (813, 315468), (828, 309753), (1084, 236601), (1143, 224388), (1242, 206502), (1524, 168291), (1626, 157734), (1863, 137668), (2286, 112194), (2439, 105156), (2484, 103251), (2921, 87804), (3252, 78867), (3429, 74796), (3726, 68834), (4572, 56097), (4878, 52578), (5842, 43902), (6233, 41148), (6858, 37398), (7317, 35052), (7452, 34417), (8763, 29268), (9756, 26289), (10287, 24932), (11684, 21951), (12466, 20574), (13716, 18699), (14634, 17526)]