156920792

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:792

約数の個数: 64

約数和(自身を含む): 347120640

約数和(自身を除く): 190199848

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 71, 122, 142, 244, 284, 427, 488, 497, 568, 647, 854, 994, 1294, 1708, 1988, 2588, 3416, 3976, 4331, 4529, 5176, 8662, 9058, 17324, 18116, 30317, 34648, 36232, 39467, 45937, 60634, 78934, 91874, 121268, 157868, 183748, 242536, 276269, 315736, 321559, 367496, 552538, 643118, 1105076, 1286236, 2210152, 2572472, 2802157, 5604314, 11208628, 19615099, 22417256, 39230198, 78460396, 156920792]

約数ペア:

[(1, 156920792), (2, 78460396), (4, 39230198), (7, 22417256), (8, 19615099), (14, 11208628), (28, 5604314), (56, 2802157), (61, 2572472), (71, 2210152), (122, 1286236), (142, 1105076), (244, 643118), (284, 552538), (427, 367496), (488, 321559), (497, 315736), (568, 276269), (647, 242536), (854, 183748), (994, 157868), (1294, 121268), (1708, 91874), (1988, 78934), (2588, 60634), (3416, 45937), (3976, 39467), (4331, 36232), (4529, 34648), (5176, 30317), (8662, 18116), (9058, 17324)]