28510290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 77837760

約数和(自身を除く): 49327470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 53, 86, 90, 106, 129, 139, 159, 215, 258, 265, 278, 318, 387, 417, 430, 477, 530, 645, 695, 774, 795, 834, 954, 1251, 1290, 1390, 1590, 1935, 2085, 2279, 2385, 2502, 3870, 4170, 4558, 4770, 5977, 6255, 6837, 7367, 11395, 11954, 12510, 13674, 14734, 17931, 20511, 22101, 22790, 29885, 34185, 35862, 36835, 41022, 44202, 53793, 59770, 66303, 68370, 73670, 89655, 102555, 107586, 110505, 132606, 179310, 205110, 221010, 268965, 316781, 331515, 537930, 633562, 663030, 950343, 1583905, 1900686, 2851029, 3167810, 4751715, 5702058, 9503430, 14255145, 28510290]

約数ペア:

[(1, 28510290), (2, 14255145), (3, 9503430), (5, 5702058), (6, 4751715), (9, 3167810), (10, 2851029), (15, 1900686), (18, 1583905), (30, 950343), (43, 663030), (45, 633562), (53, 537930), (86, 331515), (90, 316781), (106, 268965), (129, 221010), (139, 205110), (159, 179310), (215, 132606), (258, 110505), (265, 107586), (278, 102555), (318, 89655), (387, 73670), (417, 68370), (430, 66303), (477, 59770), (530, 53793), (645, 44202), (695, 41022), (774, 36835), (795, 35862), (834, 34185), (954, 29885), (1251, 22790), (1290, 22101), (1390, 20511), (1590, 17931), (1935, 14734), (2085, 13674), (2279, 12510), (2385, 11954), (2502, 11395), (3870, 7367), (4170, 6837), (4558, 6255), (4770, 5977)]