56481920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 128

約数和(自身を含む): 150698880

約数和(自身を除く): 94216960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 113, 128, 142, 160, 176, 220, 226, 284, 320, 352, 355, 440, 452, 565, 568, 640, 704, 710, 781, 880, 904, 1130, 1136, 1243, 1408, 1420, 1562, 1760, 1808, 2260, 2272, 2486, 2840, 3124, 3520, 3616, 3905, 4520, 4544, 4972, 5680, 6215, 6248, 7040, 7232, 7810, 8023, 9040, 9088, 9944, 11360, 12430, 12496, 14464, 15620, 16046, 18080, 19888, 22720, 24860, 24992, 31240, 32092, 36160, 39776, 40115, 45440, 49720, 49984, 62480, 64184, 72320, 79552, 80230, 88253, 99440, 99968, 124960, 128368, 159104, 160460, 176506, 198880, 249920, 256736, 320920, 353012, 397760, 441265, 499840, 513472, 641840, 706024, 795520, 882530, 1026944, 1283680, 1412048, 1765060, 2567360, 2824096, 3530120, 5134720, 5648192, 7060240, 11296384, 14120480, 28240960, 56481920]

約数ペア:

[(1, 56481920), (2, 28240960), (4, 14120480), (5, 11296384), (8, 7060240), (10, 5648192), (11, 5134720), (16, 3530120), (20, 2824096), (22, 2567360), (32, 1765060), (40, 1412048), (44, 1283680), (55, 1026944), (64, 882530), (71, 795520), (80, 706024), (88, 641840), (110, 513472), (113, 499840), (128, 441265), (142, 397760), (160, 353012), (176, 320920), (220, 256736), (226, 249920), (284, 198880), (320, 176506), (352, 160460), (355, 159104), (440, 128368), (452, 124960), (565, 99968), (568, 99440), (640, 88253), (704, 80230), (710, 79552), (781, 72320), (880, 64184), (904, 62480), (1130, 49984), (1136, 49720), (1243, 45440), (1408, 40115), (1420, 39776), (1562, 36160), (1760, 32092), (1808, 31240), (2260, 24992), (2272, 24860), (2486, 22720), (2840, 19888), (3124, 18080), (3520, 16046), (3616, 15620), (3905, 14464), (4520, 12496), (4544, 12430), (4972, 11360), (5680, 9944), (6215, 9088), (6248, 9040), (7040, 8023), (7232, 7810)]