15672474880

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{284747}}^1$

素因数の和:284811

約数の個数: 72

約数和(自身を含む): 38413644192

約数和(自身を除く): 22741169312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 640, 688, 860, 1280, 1376, 1720, 2752, 3440, 5504, 6880, 11008, 13760, 27520, 55040, 284747, 569494, 1138988, 1423735, 2277976, 2847470, 4555952, 5694940, 9111904, 11389880, 12244121, 18223808, 22779760, 24488242, 36447616, 45559520, 48976484, 61220605, 72895232, 91119040, 97952968, 122441210, 182238080, 195905936, 244882420, 364476160, 391811872, 489764840, 783623744, 979529680, 1567247488, 1959059360, 3134494976, 3918118720, 7836237440, 15672474880]

約数ペア:

[(1, 15672474880), (2, 7836237440), (4, 3918118720), (5, 3134494976), (8, 1959059360), (10, 1567247488), (16, 979529680), (20, 783623744), (32, 489764840), (40, 391811872), (43, 364476160), (64, 244882420), (80, 195905936), (86, 182238080), (128, 122441210), (160, 97952968), (172, 91119040), (215, 72895232), (256, 61220605), (320, 48976484), (344, 45559520), (430, 36447616), (640, 24488242), (688, 22779760), (860, 18223808), (1280, 12244121), (1376, 11389880), (1720, 9111904), (2752, 5694940), (3440, 4555952), (5504, 2847470), (6880, 2277976), (11008, 1423735), (13760, 1138988), (27520, 569494), (55040, 284747)]