257701608

素因数分解:

$2^3\times 3^3\times {\mathrm{389}}^1\times {\mathrm{3067}}^1$

素因数の和:3471

約数の個数: 64

約数和(自身を含む): 717912000

約数和(自身を除く): 460210392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 389, 778, 1167, 1556, 2334, 3067, 3112, 3501, 4668, 6134, 7002, 9201, 9336, 10503, 12268, 14004, 18402, 21006, 24536, 27603, 28008, 36804, 42012, 55206, 73608, 82809, 84024, 110412, 165618, 220824, 331236, 662472, 1193063, 2386126, 3579189, 4772252, 7158378, 9544504, 10737567, 14316756, 21475134, 28633512, 32212701, 42950268, 64425402, 85900536, 128850804, 257701608]

約数ペア:

[(1, 257701608), (2, 128850804), (3, 85900536), (4, 64425402), (6, 42950268), (8, 32212701), (9, 28633512), (12, 21475134), (18, 14316756), (24, 10737567), (27, 9544504), (36, 7158378), (54, 4772252), (72, 3579189), (108, 2386126), (216, 1193063), (389, 662472), (778, 331236), (1167, 220824), (1556, 165618), (2334, 110412), (3067, 84024), (3112, 82809), (3501, 73608), (4668, 55206), (6134, 42012), (7002, 36804), (9201, 28008), (9336, 27603), (10503, 24536), (12268, 21006), (14004, 18402)]