81058957440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{947}}^1$

素因数の和:1487

約数の個数: 256

約数和(自身を含む): 261659376000

約数和(自身を除く): 180600418560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 320, 327, 384, 409, 436, 480, 545, 640, 654, 818, 872, 947, 960, 1090, 1227, 1308, 1635, 1636, 1744, 1894, 1920, 2045, 2180, 2454, 2616, 2841, 3270, 3272, 3488, 3788, 4090, 4360, 4735, 4908, 5232, 5682, 6135, 6540, 6544, 6976, 7576, 8180, 8720, 9470, 9816, 10464, 11364, 12270, 13080, 13088, 13952, 14205, 15152, 16360, 17440, 18940, 19632, 20928, 22728, 24540, 26160, 26176, 28410, 30304, 32720, 34880, 37880, 39264, 41856, 44581, 45456, 49080, 52320, 52352, 56820, 60608, 65440, 69760, 75760, 78528, 89162, 90912, 98160, 103223, 104640, 113640, 121216, 130880, 133743, 151520, 157056, 178324, 181824, 196320, 206446, 209280, 222905, 227280, 261760, 267486, 303040, 309669, 356648, 363648, 387323, 392640, 412892, 445810, 454560, 516115, 534972, 606080, 619338, 668715, 713296, 774646, 785280, 825784, 891620, 909120, 1032230, 1069944, 1161969, 1238676, 1337430, 1426592, 1548345, 1549292, 1651568, 1783240, 1818240, 1936615, 2064460, 2139888, 2323938, 2477352, 2674860, 2853184, 3096690, 3098584, 3303136, 3566480, 3873230, 4128920, 4279776, 4647876, 4954704, 5349720, 5706368, 5809845, 6193380, 6197168, 6606272, 7132960, 7746460, 8257840, 8559552, 9295752, 9909408, 10699440, 11619690, 12386760, 12394336, 13212544, 14265920, 15492920, 16515680, 17119104, 18591504, 19818816, 21398880, 23239380, 24773520, 24788672, 28531840, 30985840, 33031360, 37183008, 39637632, 42218207, 42797760, 46478760, 49547040, 49577344, 61971680, 66062720, 74366016, 84436414, 85595520, 92957520, 99094080, 123943360, 126654621, 148732032, 168872828, 185915040, 198188160, 211091035, 247886720, 253309242, 337745656, 371830080, 422182070, 506618484, 633273105, 675491312, 743660160, 844364140, 1013236968, 1266546210, 1350982624, 1688728280, 2026473936, 2533092420, 2701965248, 3377456560, 4052947872, 5066184840, 5403930496, 6754913120, 8105895744, 10132369680, 13509826240, 16211791488, 20264739360, 27019652480, 40529478720, 81058957440]

約数ペア:

[(1, 81058957440), (2, 40529478720), (3, 27019652480), (4, 20264739360), (5, 16211791488), (6, 13509826240), (8, 10132369680), (10, 8105895744), (12, 6754913120), (15, 5403930496), (16, 5066184840), (20, 4052947872), (24, 3377456560), (30, 2701965248), (32, 2533092420), (40, 2026473936), (48, 1688728280), (60, 1350982624), (64, 1266546210), (80, 1013236968), (96, 844364140), (109, 743660160), (120, 675491312), (128, 633273105), (160, 506618484), (192, 422182070), (218, 371830080), (240, 337745656), (320, 253309242), (327, 247886720), (384, 211091035), (409, 198188160), (436, 185915040), (480, 168872828), (545, 148732032), (640, 126654621), (654, 123943360), (818, 99094080), (872, 92957520), (947, 85595520), (960, 84436414), (1090, 74366016), (1227, 66062720), (1308, 61971680), (1635, 49577344), (1636, 49547040), (1744, 46478760), (1894, 42797760), (1920, 42218207), (2045, 39637632), (2180, 37183008), (2454, 33031360), (2616, 30985840), (2841, 28531840), (3270, 24788672), (3272, 24773520), (3488, 23239380), (3788, 21398880), (4090, 19818816), (4360, 18591504), (4735, 17119104), (4908, 16515680), (5232, 15492920), (5682, 14265920), (6135, 13212544), (6540, 12394336), (6544, 12386760), (6976, 11619690), (7576, 10699440), (8180, 9909408), (8720, 9295752), (9470, 8559552), (9816, 8257840), (10464, 7746460), (11364, 7132960), (12270, 6606272), (13080, 6197168), (13088, 6193380), (13952, 5809845), (14205, 5706368), (15152, 5349720), (16360, 4954704), (17440, 4647876), (18940, 4279776), (19632, 4128920), (20928, 3873230), (22728, 3566480), (24540, 3303136), (26160, 3098584), (26176, 3096690), (28410, 2853184), (30304, 2674860), (32720, 2477352), (34880, 2323938), (37880, 2139888), (39264, 2064460), (41856, 1936615), (44581, 1818240), (45456, 1783240), (49080, 1651568), (52320, 1549292), (52352, 1548345), (56820, 1426592), (60608, 1337430), (65440, 1238676), (69760, 1161969), (75760, 1069944), (78528, 1032230), (89162, 909120), (90912, 891620), (98160, 825784), (103223, 785280), (104640, 774646), (113640, 713296), (121216, 668715), (130880, 619338), (133743, 606080), (151520, 534972), (157056, 516115), (178324, 454560), (181824, 445810), (196320, 412892), (206446, 392640), (209280, 387323), (222905, 363648), (227280, 356648), (261760, 309669), (267486, 303040)]