308178052

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1531}}^1$

素因数の和:1641

約数の個数: 72

約数和(自身を含む): 684620160

約数和(自身を除く): 376442108

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 79, 91, 98, 158, 182, 196, 316, 364, 553, 637, 1027, 1106, 1274, 1531, 2054, 2212, 2548, 3062, 3871, 4108, 6124, 7189, 7742, 10717, 14378, 15484, 19903, 21434, 28756, 39806, 42868, 50323, 75019, 79612, 100646, 120949, 139321, 150038, 201292, 241898, 278642, 300076, 483796, 557284, 846643, 975247, 1572337, 1693286, 1950494, 3144674, 3386572, 3900988, 5926501, 6289348, 11006359, 11853002, 22012718, 23706004, 44025436, 77044513, 154089026, 308178052]

約数ペア:

[(1, 308178052), (2, 154089026), (4, 77044513), (7, 44025436), (13, 23706004), (14, 22012718), (26, 11853002), (28, 11006359), (49, 6289348), (52, 5926501), (79, 3900988), (91, 3386572), (98, 3144674), (158, 1950494), (182, 1693286), (196, 1572337), (316, 975247), (364, 846643), (553, 557284), (637, 483796), (1027, 300076), (1106, 278642), (1274, 241898), (1531, 201292), (2054, 150038), (2212, 139321), (2548, 120949), (3062, 100646), (3871, 79612), (4108, 75019), (6124, 50323), (7189, 42868), (7742, 39806), (10717, 28756), (14378, 21434), (15484, 19903)]