256445856

素因数分解:

$2^5\times 3^2\times {\mathrm{890437}}^1$

素因数の和:890453

約数の個数: 36

約数和(自身を含む): 729268722

約数和(自身を除く): 472822866

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 890437, 1780874, 2671311, 3561748, 5342622, 7123496, 8013933, 10685244, 14246992, 16027866, 21370488, 28493984, 32055732, 42740976, 64111464, 85481952, 128222928, 256445856]

約数ペア:

[(1, 256445856), (2, 128222928), (3, 85481952), (4, 64111464), (6, 42740976), (8, 32055732), (9, 28493984), (12, 21370488), (16, 16027866), (18, 14246992), (24, 10685244), (32, 8013933), (36, 7123496), (48, 5342622), (72, 3561748), (96, 2671311), (144, 1780874), (288, 890437)]