213388380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{40879}}^1$

素因数の和:40923

約数の個数: 72

約数和(自身を含む): 669614400

約数和(自身を除く): 456226020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 40879, 81758, 122637, 163516, 204395, 245274, 367911, 408790, 490548, 613185, 735822, 817580, 1185491, 1226370, 1471644, 1839555, 2370982, 2452740, 3556473, 3679110, 4741964, 5927455, 7112946, 7358220, 10669419, 11854910, 14225892, 17782365, 21338838, 23709820, 35564730, 42677676, 53347095, 71129460, 106694190, 213388380]

約数ペア:

[(1, 213388380), (2, 106694190), (3, 71129460), (4, 53347095), (5, 42677676), (6, 35564730), (9, 23709820), (10, 21338838), (12, 17782365), (15, 14225892), (18, 11854910), (20, 10669419), (29, 7358220), (30, 7112946), (36, 5927455), (45, 4741964), (58, 3679110), (60, 3556473), (87, 2452740), (90, 2370982), (116, 1839555), (145, 1471644), (174, 1226370), (180, 1185491), (261, 817580), (290, 735822), (348, 613185), (435, 490548), (522, 408790), (580, 367911), (870, 245274), (1044, 204395), (1305, 163516), (1740, 122637), (2610, 81758), (5220, 40879)]