257304264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{19387}}^1$

素因数の和:19482

約数の個数: 64

約数和(自身を含む): 744499200

約数和(自身を除く): 487194936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1659, 1896, 2212, 3318, 4424, 6636, 13272, 19387, 38774, 58161, 77548, 116322, 135709, 155096, 232644, 271418, 407127, 465288, 542836, 814254, 1085672, 1531573, 1628508, 3063146, 3257016, 4594719, 6126292, 9189438, 10721011, 12252584, 18378876, 21442022, 32163033, 36757752, 42884044, 64326066, 85768088, 128652132, 257304264]

約数ペア:

[(1, 257304264), (2, 128652132), (3, 85768088), (4, 64326066), (6, 42884044), (7, 36757752), (8, 32163033), (12, 21442022), (14, 18378876), (21, 12252584), (24, 10721011), (28, 9189438), (42, 6126292), (56, 4594719), (79, 3257016), (84, 3063146), (158, 1628508), (168, 1531573), (237, 1085672), (316, 814254), (474, 542836), (553, 465288), (632, 407127), (948, 271418), (1106, 232644), (1659, 155096), (1896, 135709), (2212, 116322), (3318, 77548), (4424, 58161), (6636, 38774), (13272, 19387)]