1220523136

素因数分解:

$2^7\times 7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:382

約数の個数: 128

約数和(自身を含む): 2862495360

約数和(自身を除く): 1641972224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 137, 163, 224, 244, 274, 326, 427, 448, 488, 548, 652, 854, 896, 959, 976, 1096, 1141, 1304, 1708, 1918, 1952, 2192, 2282, 2608, 3416, 3836, 3904, 4384, 4564, 5216, 6832, 7672, 7808, 8357, 8768, 9128, 9943, 10432, 13664, 15344, 16714, 17536, 18256, 19886, 20864, 22331, 27328, 30688, 33428, 36512, 39772, 44662, 54656, 58499, 61376, 66856, 69601, 73024, 79544, 89324, 116998, 122752, 133712, 139202, 146048, 156317, 159088, 178648, 233996, 267424, 278404, 312634, 318176, 357296, 467992, 534848, 556808, 625268, 636352, 714592, 935984, 1069696, 1113616, 1250536, 1272704, 1362191, 1429184, 1871968, 2227232, 2501072, 2724382, 2858368, 3743936, 4454464, 5002144, 5448764, 7487872, 8908928, 9535337, 10004288, 10897528, 19070674, 20008576, 21795056, 38141348, 43590112, 76282696, 87180224, 152565392, 174360448, 305130784, 610261568, 1220523136]

約数ペア:

[(1, 1220523136), (2, 610261568), (4, 305130784), (7, 174360448), (8, 152565392), (14, 87180224), (16, 76282696), (28, 43590112), (32, 38141348), (56, 21795056), (61, 20008576), (64, 19070674), (112, 10897528), (122, 10004288), (128, 9535337), (137, 8908928), (163, 7487872), (224, 5448764), (244, 5002144), (274, 4454464), (326, 3743936), (427, 2858368), (448, 2724382), (488, 2501072), (548, 2227232), (652, 1871968), (854, 1429184), (896, 1362191), (959, 1272704), (976, 1250536), (1096, 1113616), (1141, 1069696), (1304, 935984), (1708, 714592), (1918, 636352), (1952, 625268), (2192, 556808), (2282, 534848), (2608, 467992), (3416, 357296), (3836, 318176), (3904, 312634), (4384, 278404), (4564, 267424), (5216, 233996), (6832, 178648), (7672, 159088), (7808, 156317), (8357, 146048), (8768, 139202), (9128, 133712), (9943, 122752), (10432, 116998), (13664, 89324), (15344, 79544), (16714, 73024), (17536, 69601), (18256, 66856), (19886, 61376), (20864, 58499), (22331, 54656), (27328, 44662), (30688, 39772), (33428, 36512)]