128243312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{4349}}^1$

素因数の和:4473

約数の個数: 40

約数和(自身を含む): 264306000

約数和(自身を除く): 136062688

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 152, 194, 304, 388, 776, 1552, 1843, 3686, 4349, 7372, 8698, 14744, 17396, 29488, 34792, 69584, 82631, 165262, 330524, 421853, 661048, 843706, 1322096, 1687412, 3374824, 6749648, 8015207, 16030414, 32060828, 64121656, 128243312]

約数ペア:

[(1, 128243312), (2, 64121656), (4, 32060828), (8, 16030414), (16, 8015207), (19, 6749648), (38, 3374824), (76, 1687412), (97, 1322096), (152, 843706), (194, 661048), (304, 421853), (388, 330524), (776, 165262), (1552, 82631), (1843, 69584), (3686, 34792), (4349, 29488), (7372, 17396), (8698, 14744)]