80866044

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1439}}^1$

素因数の和:1679

約数の個数: 72

約数和(自身を含む): 234823680

約数和(自身を除く): 153957636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 223, 252, 446, 669, 892, 1338, 1439, 1561, 2007, 2676, 2878, 3122, 4014, 4317, 4683, 5756, 6244, 8028, 8634, 9366, 10073, 12951, 14049, 17268, 18732, 20146, 25902, 28098, 30219, 40292, 51804, 56196, 60438, 90657, 120876, 181314, 320897, 362628, 641794, 962691, 1283588, 1925382, 2246279, 2888073, 3850764, 4492558, 5776146, 6738837, 8985116, 11552292, 13477674, 20216511, 26955348, 40433022, 80866044]

約数ペア:

[(1, 80866044), (2, 40433022), (3, 26955348), (4, 20216511), (6, 13477674), (7, 11552292), (9, 8985116), (12, 6738837), (14, 5776146), (18, 4492558), (21, 3850764), (28, 2888073), (36, 2246279), (42, 1925382), (63, 1283588), (84, 962691), (126, 641794), (223, 362628), (252, 320897), (446, 181314), (669, 120876), (892, 90657), (1338, 60438), (1439, 56196), (1561, 51804), (2007, 40292), (2676, 30219), (2878, 28098), (3122, 25902), (4014, 20146), (4317, 18732), (4683, 17268), (5756, 14049), (6244, 12951), (8028, 10073), (8634, 9366)]