20217332016

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{3089}}^1$

素因数の和:3304

約数の個数: 240

約数和(自身を含む): 66626926080

約数和(自身を除く): 46409594064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 43, 48, 56, 63, 72, 84, 86, 112, 126, 129, 144, 151, 168, 172, 252, 258, 301, 302, 336, 344, 387, 453, 504, 516, 602, 604, 688, 774, 903, 906, 1008, 1032, 1057, 1204, 1208, 1359, 1548, 1806, 1812, 2064, 2114, 2408, 2416, 2709, 2718, 3089, 3096, 3171, 3612, 3624, 4228, 4816, 5418, 5436, 6178, 6192, 6342, 6493, 7224, 7248, 8456, 9267, 9513, 10836, 10872, 12356, 12684, 12986, 14448, 16912, 18534, 19026, 19479, 21623, 21672, 21744, 24712, 25368, 25972, 27801, 37068, 38052, 38958, 43246, 43344, 45451, 49424, 50736, 51944, 55602, 58437, 64869, 74136, 76104, 77916, 86492, 90902, 103888, 111204, 116874, 129738, 132827, 136353, 148272, 152208, 155832, 172984, 181804, 194607, 222408, 233748, 259476, 265654, 272706, 311664, 345968, 363608, 389214, 398481, 409059, 444816, 466439, 467496, 518952, 531308, 545412, 727216, 778428, 796962, 818118, 929789, 932878, 934992, 1037904, 1062616, 1090824, 1195443, 1399317, 1556856, 1593924, 1636236, 1859578, 1865756, 2125232, 2181648, 2390886, 2789367, 2798634, 3113712, 3187848, 3265073, 3272472, 3719156, 3731512, 4197951, 4781772, 5578734, 5597268, 6375696, 6530146, 6544944, 7438312, 7463024, 8368101, 8395902, 9563544, 9795219, 11157468, 11194536, 13060292, 14876624, 16736202, 16791804, 19127088, 19590438, 20056877, 22314936, 22389072, 26120584, 29385657, 33472404, 33583608, 39180876, 40113754, 44629872, 52241168, 58771314, 60170631, 66944808, 67167216, 78361752, 80227508, 117542628, 120341262, 133889616, 140398139, 156723504, 160455016, 180511893, 235085256, 240682524, 280796278, 320910032, 361023786, 421194417, 470170512, 481365048, 561592556, 722047572, 842388834, 962730096, 1123185112, 1263583251, 1444095144, 1684777668, 2246370224, 2527166502, 2888190288, 3369555336, 5054333004, 6739110672, 10108666008, 20217332016]

約数ペア:

[(1, 20217332016), (2, 10108666008), (3, 6739110672), (4, 5054333004), (6, 3369555336), (7, 2888190288), (8, 2527166502), (9, 2246370224), (12, 1684777668), (14, 1444095144), (16, 1263583251), (18, 1123185112), (21, 962730096), (24, 842388834), (28, 722047572), (36, 561592556), (42, 481365048), (43, 470170512), (48, 421194417), (56, 361023786), (63, 320910032), (72, 280796278), (84, 240682524), (86, 235085256), (112, 180511893), (126, 160455016), (129, 156723504), (144, 140398139), (151, 133889616), (168, 120341262), (172, 117542628), (252, 80227508), (258, 78361752), (301, 67167216), (302, 66944808), (336, 60170631), (344, 58771314), (387, 52241168), (453, 44629872), (504, 40113754), (516, 39180876), (602, 33583608), (604, 33472404), (688, 29385657), (774, 26120584), (903, 22389072), (906, 22314936), (1008, 20056877), (1032, 19590438), (1057, 19127088), (1204, 16791804), (1208, 16736202), (1359, 14876624), (1548, 13060292), (1806, 11194536), (1812, 11157468), (2064, 9795219), (2114, 9563544), (2408, 8395902), (2416, 8368101), (2709, 7463024), (2718, 7438312), (3089, 6544944), (3096, 6530146), (3171, 6375696), (3612, 5597268), (3624, 5578734), (4228, 4781772), (4816, 4197951), (5418, 3731512), (5436, 3719156), (6178, 3272472), (6192, 3265073), (6342, 3187848), (6493, 3113712), (7224, 2798634), (7248, 2789367), (8456, 2390886), (9267, 2181648), (9513, 2125232), (10836, 1865756), (10872, 1859578), (12356, 1636236), (12684, 1593924), (12986, 1556856), (14448, 1399317), (16912, 1195443), (18534, 1090824), (19026, 1062616), (19479, 1037904), (21623, 934992), (21672, 932878), (21744, 929789), (24712, 818118), (25368, 796962), (25972, 778428), (27801, 727216), (37068, 545412), (38052, 531308), (38958, 518952), (43246, 467496), (43344, 466439), (45451, 444816), (49424, 409059), (50736, 398481), (51944, 389214), (55602, 363608), (58437, 345968), (64869, 311664), (74136, 272706), (76104, 265654), (77916, 259476), (86492, 233748), (90902, 222408), (103888, 194607), (111204, 181804), (116874, 172984), (129738, 155832), (132827, 152208), (136353, 148272)]