128556456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3371}}^1$

素因数の和:3614

約数の個数: 64

約数和(自身を含む): 369031680

約数和(自身を除く): 240475224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 227, 454, 681, 908, 1362, 1589, 1816, 2724, 3178, 3371, 4767, 5448, 6356, 6742, 9534, 10113, 12712, 13484, 19068, 20226, 23597, 26968, 38136, 40452, 47194, 70791, 80904, 94388, 141582, 188776, 283164, 566328, 765217, 1530434, 2295651, 3060868, 4591302, 5356519, 6121736, 9182604, 10713038, 16069557, 18365208, 21426076, 32139114, 42852152, 64278228, 128556456]

約数ペア:

[(1, 128556456), (2, 64278228), (3, 42852152), (4, 32139114), (6, 21426076), (7, 18365208), (8, 16069557), (12, 10713038), (14, 9182604), (21, 6121736), (24, 5356519), (28, 4591302), (42, 3060868), (56, 2295651), (84, 1530434), (168, 765217), (227, 566328), (454, 283164), (681, 188776), (908, 141582), (1362, 94388), (1589, 80904), (1816, 70791), (2724, 47194), (3178, 40452), (3371, 38136), (4767, 26968), (5448, 23597), (6356, 20226), (6742, 19068), (9534, 13484), (10113, 12712)]