81417229440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{8191}}^1$

素因数の和:8411

約数の個数: 256

約数和(自身を含む): 269525975040

約数和(自身を除く): 188108745600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 167, 186, 192, 240, 248, 310, 320, 334, 372, 384, 465, 480, 496, 501, 620, 640, 668, 744, 835, 930, 960, 992, 1002, 1240, 1336, 1488, 1670, 1860, 1920, 1984, 2004, 2480, 2505, 2672, 2976, 3340, 3720, 3968, 4008, 4960, 5010, 5177, 5344, 5952, 6680, 7440, 8016, 8191, 9920, 10020, 10354, 10688, 11904, 13360, 14880, 15531, 16032, 16382, 19840, 20040, 20708, 21376, 24573, 25885, 26720, 29760, 31062, 32064, 32764, 40080, 40955, 41416, 49146, 51770, 53440, 59520, 62124, 64128, 65528, 77655, 80160, 81910, 82832, 98292, 103540, 106880, 122865, 124248, 131056, 155310, 160320, 163820, 165664, 196584, 207080, 245730, 248496, 253921, 262112, 310620, 320640, 327640, 331328, 393168, 414160, 491460, 496992, 507842, 524224, 621240, 655280, 662656, 761763, 786336, 828320, 982920, 993984, 1015684, 1048448, 1242480, 1269605, 1310560, 1367897, 1523526, 1572672, 1656640, 1965840, 1987968, 2031368, 2484960, 2539210, 2621120, 2735794, 3047052, 3145344, 3313280, 3808815, 3931680, 4062736, 4103691, 4969920, 5078420, 5242240, 5471588, 6094104, 6839485, 7617630, 7863360, 8125472, 8207382, 9939840, 10156840, 10943176, 12188208, 13678970, 15235260, 15726720, 16250944, 16414764, 20313680, 20518455, 21886352, 24376416, 27357940, 30470520, 32501888, 32829528, 40627360, 41036910, 42404807, 43772704, 48752832, 54715880, 60941040, 65659056, 81254720, 82073820, 84809614, 87545408, 97505664, 109431760, 121882080, 127214421, 131318112, 162509440, 164147640, 169619228, 175090816, 212024035, 218863520, 243764160, 254428842, 262636224, 328295280, 339238456, 424048070, 437727040, 487528320, 508857684, 525272448, 636072105, 656590560, 678476912, 848096140, 875454080, 1017715368, 1272144210, 1313181120, 1356953824, 1696192280, 2035430736, 2544288420, 2626362240, 2713907648, 3392384560, 4070861472, 5088576840, 5427815296, 6784769120, 8141722944, 10177153680, 13569538240, 16283445888, 20354307360, 27139076480, 40708614720, 81417229440]

約数ペア:

[(1, 81417229440), (2, 40708614720), (3, 27139076480), (4, 20354307360), (5, 16283445888), (6, 13569538240), (8, 10177153680), (10, 8141722944), (12, 6784769120), (15, 5427815296), (16, 5088576840), (20, 4070861472), (24, 3392384560), (30, 2713907648), (31, 2626362240), (32, 2544288420), (40, 2035430736), (48, 1696192280), (60, 1356953824), (62, 1313181120), (64, 1272144210), (80, 1017715368), (93, 875454080), (96, 848096140), (120, 678476912), (124, 656590560), (128, 636072105), (155, 525272448), (160, 508857684), (167, 487528320), (186, 437727040), (192, 424048070), (240, 339238456), (248, 328295280), (310, 262636224), (320, 254428842), (334, 243764160), (372, 218863520), (384, 212024035), (465, 175090816), (480, 169619228), (496, 164147640), (501, 162509440), (620, 131318112), (640, 127214421), (668, 121882080), (744, 109431760), (835, 97505664), (930, 87545408), (960, 84809614), (992, 82073820), (1002, 81254720), (1240, 65659056), (1336, 60941040), (1488, 54715880), (1670, 48752832), (1860, 43772704), (1920, 42404807), (1984, 41036910), (2004, 40627360), (2480, 32829528), (2505, 32501888), (2672, 30470520), (2976, 27357940), (3340, 24376416), (3720, 21886352), (3968, 20518455), (4008, 20313680), (4960, 16414764), (5010, 16250944), (5177, 15726720), (5344, 15235260), (5952, 13678970), (6680, 12188208), (7440, 10943176), (8016, 10156840), (8191, 9939840), (9920, 8207382), (10020, 8125472), (10354, 7863360), (10688, 7617630), (11904, 6839485), (13360, 6094104), (14880, 5471588), (15531, 5242240), (16032, 5078420), (16382, 4969920), (19840, 4103691), (20040, 4062736), (20708, 3931680), (21376, 3808815), (24573, 3313280), (25885, 3145344), (26720, 3047052), (29760, 2735794), (31062, 2621120), (32064, 2539210), (32764, 2484960), (40080, 2031368), (40955, 1987968), (41416, 1965840), (49146, 1656640), (51770, 1572672), (53440, 1523526), (59520, 1367897), (62124, 1310560), (64128, 1269605), (65528, 1242480), (77655, 1048448), (80160, 1015684), (81910, 993984), (82832, 982920), (98292, 828320), (103540, 786336), (106880, 761763), (122865, 662656), (124248, 655280), (131056, 621240), (155310, 524224), (160320, 507842), (163820, 496992), (165664, 491460), (196584, 414160), (207080, 393168), (245730, 331328), (248496, 327640), (253921, 320640), (262112, 310620)]