252455940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:520

約数の個数: 240

約数和(自身を含む): 893781504

約数和(自身を除く): 641325564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 31, 33, 36, 44, 45, 54, 55, 60, 62, 66, 81, 90, 93, 99, 108, 110, 124, 132, 135, 155, 162, 165, 180, 186, 198, 220, 270, 279, 297, 310, 324, 330, 341, 372, 396, 405, 457, 465, 495, 540, 558, 594, 620, 660, 682, 810, 837, 891, 914, 930, 990, 1023, 1116, 1188, 1364, 1371, 1395, 1485, 1620, 1674, 1705, 1782, 1828, 1860, 1980, 2046, 2285, 2511, 2742, 2790, 2970, 3069, 3348, 3410, 3564, 4092, 4113, 4185, 4455, 4570, 5022, 5027, 5115, 5484, 5580, 5940, 6138, 6820, 6855, 8226, 8370, 8910, 9140, 9207, 10044, 10054, 10230, 12276, 12339, 12555, 13710, 14167, 15081, 15345, 16452, 16740, 17820, 18414, 20108, 20460, 20565, 24678, 25110, 25135, 27420, 27621, 28334, 30162, 30690, 36828, 37017, 41130, 42501, 45243, 46035, 49356, 50220, 50270, 55242, 56668, 60324, 61380, 61695, 70835, 74034, 75405, 82260, 85002, 90486, 92070, 100540, 110484, 123390, 127503, 135729, 138105, 141670, 148068, 150810, 155837, 170004, 180972, 184140, 185085, 212505, 226215, 246780, 255006, 271458, 276210, 283340, 301620, 311674, 370170, 382509, 407187, 425010, 452430, 467511, 510012, 542916, 552420, 623348, 637515, 678645, 740340, 765018, 779185, 814374, 850020, 904860, 935022, 1147527, 1275030, 1357290, 1402533, 1530036, 1558370, 1628748, 1870044, 1912545, 2035935, 2295054, 2337555, 2550060, 2714580, 2805066, 3116740, 3825090, 4071870, 4207599, 4590108, 4675110, 5610132, 5737635, 7012665, 7650180, 8143740, 8415198, 9350220, 11475270, 12622797, 14025330, 16830396, 21037995, 22950540, 25245594, 28050660, 42075990, 50491188, 63113985, 84151980, 126227970, 252455940]

約数ペア:

[(1, 252455940), (2, 126227970), (3, 84151980), (4, 63113985), (5, 50491188), (6, 42075990), (9, 28050660), (10, 25245594), (11, 22950540), (12, 21037995), (15, 16830396), (18, 14025330), (20, 12622797), (22, 11475270), (27, 9350220), (30, 8415198), (31, 8143740), (33, 7650180), (36, 7012665), (44, 5737635), (45, 5610132), (54, 4675110), (55, 4590108), (60, 4207599), (62, 4071870), (66, 3825090), (81, 3116740), (90, 2805066), (93, 2714580), (99, 2550060), (108, 2337555), (110, 2295054), (124, 2035935), (132, 1912545), (135, 1870044), (155, 1628748), (162, 1558370), (165, 1530036), (180, 1402533), (186, 1357290), (198, 1275030), (220, 1147527), (270, 935022), (279, 904860), (297, 850020), (310, 814374), (324, 779185), (330, 765018), (341, 740340), (372, 678645), (396, 637515), (405, 623348), (457, 552420), (465, 542916), (495, 510012), (540, 467511), (558, 452430), (594, 425010), (620, 407187), (660, 382509), (682, 370170), (810, 311674), (837, 301620), (891, 283340), (914, 276210), (930, 271458), (990, 255006), (1023, 246780), (1116, 226215), (1188, 212505), (1364, 185085), (1371, 184140), (1395, 180972), (1485, 170004), (1620, 155837), (1674, 150810), (1705, 148068), (1782, 141670), (1828, 138105), (1860, 135729), (1980, 127503), (2046, 123390), (2285, 110484), (2511, 100540), (2742, 92070), (2790, 90486), (2970, 85002), (3069, 82260), (3348, 75405), (3410, 74034), (3564, 70835), (4092, 61695), (4113, 61380), (4185, 60324), (4455, 56668), (4570, 55242), (5022, 50270), (5027, 50220), (5115, 49356), (5484, 46035), (5580, 45243), (5940, 42501), (6138, 41130), (6820, 37017), (6855, 36828), (8226, 30690), (8370, 30162), (8910, 28334), (9140, 27621), (9207, 27420), (10044, 25135), (10054, 25110), (10230, 24678), (12276, 20565), (12339, 20460), (12555, 20108), (13710, 18414), (14167, 17820), (15081, 16740), (15345, 16452)]