128012856

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{1487}}^1$

素因数の和:1724

約数の個数: 64

約数和(自身を含む): 340692480

約数和(自身を除く): 212679624

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 211, 408, 422, 633, 844, 1266, 1487, 1688, 2532, 2974, 3587, 4461, 5064, 5948, 7174, 8922, 10761, 11896, 14348, 17844, 21522, 25279, 28696, 35688, 43044, 50558, 75837, 86088, 101116, 151674, 202232, 303348, 313757, 606696, 627514, 941271, 1255028, 1882542, 2510056, 3765084, 5333869, 7530168, 10667738, 16001607, 21335476, 32003214, 42670952, 64006428, 128012856]

約数ペア:

[(1, 128012856), (2, 64006428), (3, 42670952), (4, 32003214), (6, 21335476), (8, 16001607), (12, 10667738), (17, 7530168), (24, 5333869), (34, 3765084), (51, 2510056), (68, 1882542), (102, 1255028), (136, 941271), (204, 627514), (211, 606696), (408, 313757), (422, 303348), (633, 202232), (844, 151674), (1266, 101116), (1487, 86088), (1688, 75837), (2532, 50558), (2974, 43044), (3587, 35688), (4461, 28696), (5064, 25279), (5948, 21522), (7174, 17844), (8922, 14348), (10761, 11896)]