28213710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1129}}^1$

素因数の和:1170

約数の個数: 96

約数和(自身を含む): 83475360

約数和(自身を除く): 55261650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 49, 51, 70, 85, 98, 102, 105, 119, 147, 170, 210, 238, 245, 255, 294, 357, 490, 510, 595, 714, 735, 833, 1129, 1190, 1470, 1666, 1785, 2258, 2499, 3387, 3570, 4165, 4998, 5645, 6774, 7903, 8330, 11290, 12495, 15806, 16935, 19193, 23709, 24990, 33870, 38386, 39515, 47418, 55321, 57579, 79030, 95965, 110642, 115158, 118545, 134351, 165963, 191930, 237090, 268702, 276605, 287895, 331926, 403053, 553210, 575790, 671755, 806106, 829815, 940457, 1343510, 1659630, 1880914, 2015265, 2821371, 4030530, 4702285, 5642742, 9404570, 14106855, 28213710]

約数ペア:

[(1, 28213710), (2, 14106855), (3, 9404570), (5, 5642742), (6, 4702285), (7, 4030530), (10, 2821371), (14, 2015265), (15, 1880914), (17, 1659630), (21, 1343510), (30, 940457), (34, 829815), (35, 806106), (42, 671755), (49, 575790), (51, 553210), (70, 403053), (85, 331926), (98, 287895), (102, 276605), (105, 268702), (119, 237090), (147, 191930), (170, 165963), (210, 134351), (238, 118545), (245, 115158), (255, 110642), (294, 95965), (357, 79030), (490, 57579), (510, 55321), (595, 47418), (714, 39515), (735, 38386), (833, 33870), (1129, 24990), (1190, 23709), (1470, 19193), (1666, 16935), (1785, 15806), (2258, 12495), (2499, 11290), (3387, 8330), (3570, 7903), (4165, 6774), (4998, 5645)]