256214544

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{563}}^1$

素因数の和:1092

約数の個数: 80

約数和(自身を含む): 699360000

約数和(自身を除く): 443145456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 499, 563, 912, 998, 1126, 1497, 1689, 1996, 2252, 2994, 3378, 3992, 4504, 5988, 6756, 7984, 9008, 9481, 10697, 11976, 13512, 18962, 21394, 23952, 27024, 28443, 32091, 37924, 42788, 56886, 64182, 75848, 85576, 113772, 128364, 151696, 171152, 227544, 256728, 280937, 455088, 513456, 561874, 842811, 1123748, 1685622, 2247496, 3371244, 4494992, 5337803, 6742488, 10675606, 13484976, 16013409, 21351212, 32026818, 42702424, 64053636, 85404848, 128107272, 256214544]

約数ペア:

[(1, 256214544), (2, 128107272), (3, 85404848), (4, 64053636), (6, 42702424), (8, 32026818), (12, 21351212), (16, 16013409), (19, 13484976), (24, 10675606), (38, 6742488), (48, 5337803), (57, 4494992), (76, 3371244), (114, 2247496), (152, 1685622), (228, 1123748), (304, 842811), (456, 561874), (499, 513456), (563, 455088), (912, 280937), (998, 256728), (1126, 227544), (1497, 171152), (1689, 151696), (1996, 128364), (2252, 113772), (2994, 85576), (3378, 75848), (3992, 64182), (4504, 56886), (5988, 42788), (6756, 37924), (7984, 32091), (9008, 28443), (9481, 27024), (10697, 23952), (11976, 21394), (13512, 18962)]