169177960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2351}}^1$

素因数の和:2626

約数の個数: 64

約数和(自身を含む): 436907520

約数和(自身を除く): 267729560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 257, 280, 514, 1028, 1285, 1799, 2056, 2351, 2570, 3598, 4702, 5140, 7196, 8995, 9404, 10280, 11755, 14392, 16457, 17990, 18808, 23510, 32914, 35980, 47020, 65828, 71960, 82285, 94040, 131656, 164570, 329140, 604207, 658280, 1208414, 2416828, 3021035, 4229449, 4833656, 6042070, 8458898, 12084140, 16917796, 21147245, 24168280, 33835592, 42294490, 84588980, 169177960]

約数ペア:

[(1, 169177960), (2, 84588980), (4, 42294490), (5, 33835592), (7, 24168280), (8, 21147245), (10, 16917796), (14, 12084140), (20, 8458898), (28, 6042070), (35, 4833656), (40, 4229449), (56, 3021035), (70, 2416828), (140, 1208414), (257, 658280), (280, 604207), (514, 329140), (1028, 164570), (1285, 131656), (1799, 94040), (2056, 82285), (2351, 71960), (2570, 65828), (3598, 47020), (4702, 35980), (5140, 32914), (7196, 23510), (8995, 18808), (9404, 17990), (10280, 16457), (11755, 14392)]