203393680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1381}}^1$

素因数の和:1664

約数の個数: 80

約数和(自身を含む): 542893824

約数和(自身を除く): 339500144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 263, 280, 526, 560, 1052, 1315, 1381, 1841, 2104, 2630, 2762, 3682, 4208, 5260, 5524, 6905, 7364, 9205, 9667, 10520, 11048, 13810, 14728, 18410, 19334, 21040, 22096, 27620, 29456, 36820, 38668, 48335, 55240, 73640, 77336, 96670, 110480, 147280, 154672, 193340, 363203, 386680, 726406, 773360, 1452812, 1816015, 2542421, 2905624, 3632030, 5084842, 5811248, 7264060, 10169684, 12712105, 14528120, 20339368, 25424210, 29056240, 40678736, 50848420, 101696840, 203393680]

約数ペア:

[(1, 203393680), (2, 101696840), (4, 50848420), (5, 40678736), (7, 29056240), (8, 25424210), (10, 20339368), (14, 14528120), (16, 12712105), (20, 10169684), (28, 7264060), (35, 5811248), (40, 5084842), (56, 3632030), (70, 2905624), (80, 2542421), (112, 1816015), (140, 1452812), (263, 773360), (280, 726406), (526, 386680), (560, 363203), (1052, 193340), (1315, 154672), (1381, 147280), (1841, 110480), (2104, 96670), (2630, 77336), (2762, 73640), (3682, 55240), (4208, 48335), (5260, 38668), (5524, 36820), (6905, 29456), (7364, 27620), (9205, 22096), (9667, 21040), (10520, 19334), (11048, 18410), (13810, 14728)]