28579440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{617}}^1$

素因数の和:826

約数の個数: 80

約数和(自身を含む): 89199648

約数和(自身を除く): 60620208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 193, 240, 386, 579, 617, 772, 965, 1158, 1234, 1544, 1851, 1930, 2316, 2468, 2895, 3085, 3088, 3702, 3860, 4632, 4936, 5790, 6170, 7404, 7720, 9255, 9264, 9872, 11580, 12340, 14808, 15440, 18510, 23160, 24680, 29616, 37020, 46320, 49360, 74040, 119081, 148080, 238162, 357243, 476324, 595405, 714486, 952648, 1190810, 1428972, 1786215, 1905296, 2381620, 2857944, 3572430, 4763240, 5715888, 7144860, 9526480, 14289720, 28579440]

約数ペア:

[(1, 28579440), (2, 14289720), (3, 9526480), (4, 7144860), (5, 5715888), (6, 4763240), (8, 3572430), (10, 2857944), (12, 2381620), (15, 1905296), (16, 1786215), (20, 1428972), (24, 1190810), (30, 952648), (40, 714486), (48, 595405), (60, 476324), (80, 357243), (120, 238162), (193, 148080), (240, 119081), (386, 74040), (579, 49360), (617, 46320), (772, 37020), (965, 29616), (1158, 24680), (1234, 23160), (1544, 18510), (1851, 15440), (1930, 14808), (2316, 12340), (2468, 11580), (2895, 9872), (3085, 9264), (3088, 9255), (3702, 7720), (3860, 7404), (4632, 6170), (4936, 5790)]