256572456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{6337}}^1$

素因数の和:6594

約数の個数: 64

約数和(自身を含む): 736222080

約数和(自身を除く): 479649624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 241, 482, 723, 964, 1446, 1687, 1928, 2892, 3374, 5061, 5784, 6337, 6748, 10122, 12674, 13496, 19011, 20244, 25348, 38022, 40488, 44359, 50696, 76044, 88718, 133077, 152088, 177436, 266154, 354872, 532308, 1064616, 1527217, 3054434, 4581651, 6108868, 9163302, 10690519, 12217736, 18326604, 21381038, 32071557, 36653208, 42762076, 64143114, 85524152, 128286228, 256572456]

約数ペア:

[(1, 256572456), (2, 128286228), (3, 85524152), (4, 64143114), (6, 42762076), (7, 36653208), (8, 32071557), (12, 21381038), (14, 18326604), (21, 12217736), (24, 10690519), (28, 9163302), (42, 6108868), (56, 4581651), (84, 3054434), (168, 1527217), (241, 1064616), (482, 532308), (723, 354872), (964, 266154), (1446, 177436), (1687, 152088), (1928, 133077), (2892, 88718), (3374, 76044), (5061, 50696), (5784, 44359), (6337, 40488), (6748, 38022), (10122, 25348), (12674, 20244), (13496, 19011)]