258823968

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 192

約数和(自身を含む): 780337152

約数和(自身を除く): 521513184

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 32, 39, 46, 48, 52, 69, 71, 78, 92, 96, 104, 127, 138, 142, 156, 184, 208, 213, 254, 276, 284, 299, 312, 368, 381, 416, 426, 508, 552, 568, 598, 624, 736, 762, 852, 897, 923, 1016, 1104, 1136, 1196, 1248, 1524, 1633, 1651, 1704, 1794, 1846, 2032, 2208, 2272, 2392, 2769, 2921, 3048, 3266, 3302, 3408, 3588, 3692, 4064, 4784, 4899, 4953, 5538, 5842, 6096, 6532, 6604, 6816, 7176, 7384, 8763, 9017, 9568, 9798, 9906, 11076, 11684, 12192, 13064, 13208, 14352, 14768, 17526, 18034, 19596, 19812, 21229, 22152, 23368, 26128, 26416, 27051, 28704, 29536, 35052, 36068, 37973, 39192, 39624, 42458, 44304, 46736, 52256, 52832, 54102, 63687, 70104, 72136, 75946, 78384, 79248, 84916, 88608, 93472, 108204, 113919, 117221, 127374, 140208, 144272, 151892, 156768, 158496, 169832, 207391, 216408, 227838, 234442, 254748, 280416, 288544, 303784, 339664, 351663, 414782, 432816, 455676, 468884, 509496, 607568, 622173, 679328, 703326, 829564, 865632, 911352, 937768, 1018992, 1215136, 1244346, 1406652, 1659128, 1822704, 1875536, 2037984, 2488692, 2696083, 2813304, 3318256, 3645408, 3751072, 4977384, 5392166, 5626608, 6636512, 8088249, 9954768, 10784332, 11253216, 16176498, 19909536, 21568664, 32352996, 43137328, 64705992, 86274656, 129411984, 258823968]

約数ペア:

[(1, 258823968), (2, 129411984), (3, 86274656), (4, 64705992), (6, 43137328), (8, 32352996), (12, 21568664), (13, 19909536), (16, 16176498), (23, 11253216), (24, 10784332), (26, 9954768), (32, 8088249), (39, 6636512), (46, 5626608), (48, 5392166), (52, 4977384), (69, 3751072), (71, 3645408), (78, 3318256), (92, 2813304), (96, 2696083), (104, 2488692), (127, 2037984), (138, 1875536), (142, 1822704), (156, 1659128), (184, 1406652), (208, 1244346), (213, 1215136), (254, 1018992), (276, 937768), (284, 911352), (299, 865632), (312, 829564), (368, 703326), (381, 679328), (416, 622173), (426, 607568), (508, 509496), (552, 468884), (568, 455676), (598, 432816), (624, 414782), (736, 351663), (762, 339664), (852, 303784), (897, 288544), (923, 280416), (1016, 254748), (1104, 234442), (1136, 227838), (1196, 216408), (1248, 207391), (1524, 169832), (1633, 158496), (1651, 156768), (1704, 151892), (1794, 144272), (1846, 140208), (2032, 127374), (2208, 117221), (2272, 113919), (2392, 108204), (2769, 93472), (2921, 88608), (3048, 84916), (3266, 79248), (3302, 78384), (3408, 75946), (3588, 72136), (3692, 70104), (4064, 63687), (4784, 54102), (4899, 52832), (4953, 52256), (5538, 46736), (5842, 44304), (6096, 42458), (6532, 39624), (6604, 39192), (6816, 37973), (7176, 36068), (7384, 35052), (8763, 29536), (9017, 28704), (9568, 27051), (9798, 26416), (9906, 26128), (11076, 23368), (11684, 22152), (12192, 21229), (13064, 19812), (13208, 19596), (14352, 18034), (14768, 17526)]