204080960

素因数分解:

$2^6\times 5^1\times {\mathrm{719}}^1\times {\mathrm{887}}^1$

素因数の和:1623

約数の個数: 56

約数和(自身を含む): 487192320

約数和(自身を除く): 283111360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 719, 887, 1438, 1774, 2876, 3548, 3595, 4435, 5752, 7096, 7190, 8870, 11504, 14192, 14380, 17740, 23008, 28384, 28760, 35480, 46016, 56768, 57520, 70960, 115040, 141920, 230080, 283840, 637753, 1275506, 2551012, 3188765, 5102024, 6377530, 10204048, 12755060, 20408096, 25510120, 40816192, 51020240, 102040480, 204080960]

約数ペア:

[(1, 204080960), (2, 102040480), (4, 51020240), (5, 40816192), (8, 25510120), (10, 20408096), (16, 12755060), (20, 10204048), (32, 6377530), (40, 5102024), (64, 3188765), (80, 2551012), (160, 1275506), (320, 637753), (719, 283840), (887, 230080), (1438, 141920), (1774, 115040), (2876, 70960), (3548, 57520), (3595, 56768), (4435, 46016), (5752, 35480), (7096, 28760), (7190, 28384), (8870, 23008), (11504, 17740), (14192, 14380)]