290623360

素因数分解:

$2^7\times 5^1\times {\mathrm{577}}^1\times {\mathrm{787}}^1$

素因数の和:1383

約数の個数: 64

約数和(自身を含む): 696859920

約数和(自身を除く): 406236560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 577, 640, 787, 1154, 1574, 2308, 2885, 3148, 3935, 4616, 5770, 6296, 7870, 9232, 11540, 12592, 15740, 18464, 23080, 25184, 31480, 36928, 46160, 50368, 62960, 73856, 92320, 100736, 125920, 184640, 251840, 369280, 454099, 503680, 908198, 1816396, 2270495, 3632792, 4540990, 7265584, 9081980, 14531168, 18163960, 29062336, 36327920, 58124672, 72655840, 145311680, 290623360]

約数ペア:

[(1, 290623360), (2, 145311680), (4, 72655840), (5, 58124672), (8, 36327920), (10, 29062336), (16, 18163960), (20, 14531168), (32, 9081980), (40, 7265584), (64, 4540990), (80, 3632792), (128, 2270495), (160, 1816396), (320, 908198), (577, 503680), (640, 454099), (787, 369280), (1154, 251840), (1574, 184640), (2308, 125920), (2885, 100736), (3148, 92320), (3935, 73856), (4616, 62960), (5770, 50368), (6296, 46160), (7870, 36928), (9232, 31480), (11540, 25184), (12592, 23080), (15740, 18464)]