181281072

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2557}}^1$

素因数の和:2786

約数の個数: 80

約数和(自身を含む): 537957632

約数和(自身を除く): 356676560

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 211, 336, 422, 633, 844, 1266, 1477, 1688, 2532, 2557, 2954, 3376, 4431, 5064, 5114, 5908, 7671, 8862, 10128, 10228, 11816, 15342, 17724, 17899, 20456, 23632, 30684, 35448, 35798, 40912, 53697, 61368, 70896, 71596, 107394, 122736, 143192, 214788, 286384, 429576, 539527, 859152, 1079054, 1618581, 2158108, 3237162, 3776689, 4316216, 6474324, 7553378, 8632432, 11330067, 12948648, 15106756, 22660134, 25897296, 30213512, 45320268, 60427024, 90640536, 181281072]

約数ペア:

[(1, 181281072), (2, 90640536), (3, 60427024), (4, 45320268), (6, 30213512), (7, 25897296), (8, 22660134), (12, 15106756), (14, 12948648), (16, 11330067), (21, 8632432), (24, 7553378), (28, 6474324), (42, 4316216), (48, 3776689), (56, 3237162), (84, 2158108), (112, 1618581), (168, 1079054), (211, 859152), (336, 539527), (422, 429576), (633, 286384), (844, 214788), (1266, 143192), (1477, 122736), (1688, 107394), (2532, 71596), (2557, 70896), (2954, 61368), (3376, 53697), (4431, 40912), (5064, 35798), (5114, 35448), (5908, 30684), (7671, 23632), (8862, 20456), (10128, 17899), (10228, 17724), (11816, 15342)]