130745580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{311299}}^1$

素因数の和:311318

約数の個数: 48

約数和(自身を含む): 418387200

約数和(自身を除く): 287641620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 311299, 622598, 933897, 1245196, 1556495, 1867794, 2179093, 3112990, 3735588, 4358186, 4669485, 6225980, 6537279, 8716372, 9338970, 10895465, 13074558, 18677940, 21790930, 26149116, 32686395, 43581860, 65372790, 130745580]

約数ペア:

[(1, 130745580), (2, 65372790), (3, 43581860), (4, 32686395), (5, 26149116), (6, 21790930), (7, 18677940), (10, 13074558), (12, 10895465), (14, 9338970), (15, 8716372), (20, 6537279), (21, 6225980), (28, 4669485), (30, 4358186), (35, 3735588), (42, 3112990), (60, 2179093), (70, 1867794), (84, 1556495), (105, 1245196), (140, 933897), (210, 622598), (420, 311299)]