30681210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{757}}^1$

素因数の和:967

約数の個数: 64

約数和(自身を含む): 84701952

約数和(自身を除く): 54020742

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 193, 210, 386, 579, 757, 965, 1158, 1351, 1514, 1930, 2271, 2702, 2895, 3785, 4053, 4542, 5299, 5790, 6755, 7570, 8106, 10598, 11355, 13510, 15897, 20265, 22710, 26495, 31794, 40530, 52990, 79485, 146101, 158970, 292202, 438303, 730505, 876606, 1022707, 1461010, 2045414, 2191515, 3068121, 4383030, 5113535, 6136242, 10227070, 15340605, 30681210]

約数ペア:

[(1, 30681210), (2, 15340605), (3, 10227070), (5, 6136242), (6, 5113535), (7, 4383030), (10, 3068121), (14, 2191515), (15, 2045414), (21, 1461010), (30, 1022707), (35, 876606), (42, 730505), (70, 438303), (105, 292202), (193, 158970), (210, 146101), (386, 79485), (579, 52990), (757, 40530), (965, 31794), (1158, 26495), (1351, 22710), (1514, 20265), (1930, 15897), (2271, 13510), (2702, 11355), (2895, 10598), (3785, 8106), (4053, 7570), (4542, 6755), (5299, 5790)]