255609816

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{881}}^1$

素因数の和:1065

約数の個数: 128

約数和(自身を含む): 802690560

約数和(自身を除く): 547080744

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 157, 168, 231, 264, 308, 314, 462, 471, 616, 628, 881, 924, 942, 1099, 1256, 1727, 1762, 1848, 1884, 2198, 2643, 3297, 3454, 3524, 3768, 4396, 5181, 5286, 6167, 6594, 6908, 7048, 8792, 9691, 10362, 10572, 12089, 12334, 13188, 13816, 18501, 19382, 20724, 21144, 24178, 24668, 26376, 29073, 36267, 37002, 38764, 41448, 48356, 49336, 58146, 67837, 72534, 74004, 77528, 96712, 116292, 135674, 138317, 145068, 148008, 203511, 232584, 271348, 276634, 290136, 407022, 414951, 542696, 553268, 814044, 829902, 968219, 1106536, 1521487, 1628088, 1659804, 1936438, 2904657, 3042974, 3319608, 3872876, 4564461, 5809314, 6085948, 7745752, 9128922, 10650409, 11618628, 12171896, 18257844, 21300818, 23237256, 31951227, 36515688, 42601636, 63902454, 85203272, 127804908, 255609816]

約数ペア:

[(1, 255609816), (2, 127804908), (3, 85203272), (4, 63902454), (6, 42601636), (7, 36515688), (8, 31951227), (11, 23237256), (12, 21300818), (14, 18257844), (21, 12171896), (22, 11618628), (24, 10650409), (28, 9128922), (33, 7745752), (42, 6085948), (44, 5809314), (56, 4564461), (66, 3872876), (77, 3319608), (84, 3042974), (88, 2904657), (132, 1936438), (154, 1659804), (157, 1628088), (168, 1521487), (231, 1106536), (264, 968219), (308, 829902), (314, 814044), (462, 553268), (471, 542696), (616, 414951), (628, 407022), (881, 290136), (924, 276634), (942, 271348), (1099, 232584), (1256, 203511), (1727, 148008), (1762, 145068), (1848, 138317), (1884, 135674), (2198, 116292), (2643, 96712), (3297, 77528), (3454, 74004), (3524, 72534), (3768, 67837), (4396, 58146), (5181, 49336), (5286, 48356), (6167, 41448), (6594, 38764), (6908, 37002), (7048, 36267), (8792, 29073), (9691, 26376), (10362, 24668), (10572, 24178), (12089, 21144), (12334, 20724), (13188, 19382), (13816, 18501)]