221489760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{461437}}^1$

素因数の和:461455

約数の個数: 48

約数和(自身を含む): 697694256

約数和(自身を除く): 476204496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 461437, 922874, 1384311, 1845748, 2307185, 2768622, 3691496, 4614370, 5537244, 6921555, 7382992, 9228740, 11074488, 13843110, 14765984, 18457480, 22148976, 27686220, 36914960, 44297952, 55372440, 73829920, 110744880, 221489760]

約数ペア:

[(1, 221489760), (2, 110744880), (3, 73829920), (4, 55372440), (5, 44297952), (6, 36914960), (8, 27686220), (10, 22148976), (12, 18457480), (15, 14765984), (16, 13843110), (20, 11074488), (24, 9228740), (30, 7382992), (32, 6921555), (40, 5537244), (48, 4614370), (60, 3691496), (80, 2768622), (96, 2307185), (120, 1845748), (160, 1384311), (240, 922874), (480, 461437)]