20965205760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{3323}}^1$

素因数の和:3431

約数の個数: 288

約数和(自身を含む): 70442846208

約数和(自身を除く): 49477640448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 53, 60, 62, 64, 80, 93, 96, 106, 120, 124, 128, 155, 159, 160, 186, 192, 212, 240, 248, 256, 265, 310, 318, 320, 372, 384, 424, 465, 480, 496, 530, 620, 636, 640, 744, 768, 795, 848, 930, 960, 992, 1060, 1240, 1272, 1280, 1488, 1590, 1643, 1696, 1860, 1920, 1984, 2120, 2480, 2544, 2976, 3180, 3286, 3323, 3392, 3720, 3840, 3968, 4240, 4929, 4960, 5088, 5952, 6360, 6572, 6646, 6784, 7440, 7936, 8215, 8480, 9858, 9920, 9969, 10176, 11904, 12720, 13144, 13292, 13568, 14880, 16430, 16615, 16960, 19716, 19840, 19938, 20352, 23808, 24645, 25440, 26288, 26584, 29760, 32860, 33230, 33920, 39432, 39680, 39876, 40704, 49290, 49845, 50880, 52576, 53168, 59520, 65720, 66460, 67840, 78864, 79752, 98580, 99690, 101760, 103013, 105152, 106336, 119040, 131440, 132920, 157728, 159504, 176119, 197160, 199380, 203520, 206026, 210304, 212672, 262880, 265840, 309039, 315456, 319008, 352238, 394320, 398760, 412052, 420608, 425344, 515065, 525760, 528357, 531680, 618078, 630912, 638016, 704476, 788640, 797520, 824104, 850688, 880595, 1030130, 1051520, 1056714, 1063360, 1236156, 1261824, 1276032, 1408952, 1545195, 1577280, 1595040, 1648208, 1761190, 2060260, 2103040, 2113428, 2126720, 2472312, 2552064, 2641785, 2817904, 3090390, 3154560, 3190080, 3296416, 3522380, 4120520, 4226856, 4253440, 4944624, 5283570, 5459689, 5635808, 6180780, 6309120, 6380160, 6592832, 7044760, 8241040, 8453712, 9889248, 10567140, 10919378, 11271616, 12361560, 12760320, 13185664, 14089520, 16379067, 16482080, 16907424, 19778496, 21134280, 21838756, 22543232, 24723120, 26371328, 27298445, 28179040, 32758134, 32964160, 33814848, 39556992, 42268560, 43677512, 45086464, 49446240, 54596890, 56358080, 65516268, 65928320, 67629696, 79113984, 81895335, 84537120, 87355024, 98892480, 109193780, 112716160, 131032536, 131856640, 135259392, 163790670, 169074240, 174710048, 197784960, 218387560, 225432320, 262065072, 327581340, 338148480, 349420096, 395569920, 436775120, 524130144, 655162680, 676296960, 698840192, 873550240, 1048260288, 1310325360, 1397680384, 1747100480, 2096520576, 2620650720, 3494200960, 4193041152, 5241301440, 6988401920, 10482602880, 20965205760]

約数ペア:

[(1, 20965205760), (2, 10482602880), (3, 6988401920), (4, 5241301440), (5, 4193041152), (6, 3494200960), (8, 2620650720), (10, 2096520576), (12, 1747100480), (15, 1397680384), (16, 1310325360), (20, 1048260288), (24, 873550240), (30, 698840192), (31, 676296960), (32, 655162680), (40, 524130144), (48, 436775120), (53, 395569920), (60, 349420096), (62, 338148480), (64, 327581340), (80, 262065072), (93, 225432320), (96, 218387560), (106, 197784960), (120, 174710048), (124, 169074240), (128, 163790670), (155, 135259392), (159, 131856640), (160, 131032536), (186, 112716160), (192, 109193780), (212, 98892480), (240, 87355024), (248, 84537120), (256, 81895335), (265, 79113984), (310, 67629696), (318, 65928320), (320, 65516268), (372, 56358080), (384, 54596890), (424, 49446240), (465, 45086464), (480, 43677512), (496, 42268560), (530, 39556992), (620, 33814848), (636, 32964160), (640, 32758134), (744, 28179040), (768, 27298445), (795, 26371328), (848, 24723120), (930, 22543232), (960, 21838756), (992, 21134280), (1060, 19778496), (1240, 16907424), (1272, 16482080), (1280, 16379067), (1488, 14089520), (1590, 13185664), (1643, 12760320), (1696, 12361560), (1860, 11271616), (1920, 10919378), (1984, 10567140), (2120, 9889248), (2480, 8453712), (2544, 8241040), (2976, 7044760), (3180, 6592832), (3286, 6380160), (3323, 6309120), (3392, 6180780), (3720, 5635808), (3840, 5459689), (3968, 5283570), (4240, 4944624), (4929, 4253440), (4960, 4226856), (5088, 4120520), (5952, 3522380), (6360, 3296416), (6572, 3190080), (6646, 3154560), (6784, 3090390), (7440, 2817904), (7936, 2641785), (8215, 2552064), (8480, 2472312), (9858, 2126720), (9920, 2113428), (9969, 2103040), (10176, 2060260), (11904, 1761190), (12720, 1648208), (13144, 1595040), (13292, 1577280), (13568, 1545195), (14880, 1408952), (16430, 1276032), (16615, 1261824), (16960, 1236156), (19716, 1063360), (19840, 1056714), (19938, 1051520), (20352, 1030130), (23808, 880595), (24645, 850688), (25440, 824104), (26288, 797520), (26584, 788640), (29760, 704476), (32860, 638016), (33230, 630912), (33920, 618078), (39432, 531680), (39680, 528357), (39876, 525760), (40704, 515065), (49290, 425344), (49845, 420608), (50880, 412052), (52576, 398760), (53168, 394320), (59520, 352238), (65720, 319008), (66460, 315456), (67840, 309039), (78864, 265840), (79752, 262880), (98580, 212672), (99690, 210304), (101760, 206026), (103013, 203520), (105152, 199380), (106336, 197160), (119040, 176119), (131440, 159504), (132920, 157728)]