1566341680

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:878

約数の個数: 80

約数和(自身を含む): 3684898080

約数和(自身を除く): 2118556400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 229, 386, 443, 458, 772, 886, 916, 965, 1145, 1544, 1772, 1832, 1930, 2215, 2290, 3088, 3544, 3664, 3860, 4430, 4580, 7088, 7720, 8860, 9160, 15440, 17720, 18320, 35440, 44197, 85499, 88394, 101447, 170998, 176788, 202894, 220985, 341996, 353576, 405788, 427495, 441970, 507235, 683992, 707152, 811576, 854990, 883940, 1014470, 1367984, 1623152, 1709980, 1767880, 2028940, 3419960, 3535760, 4057880, 6839920, 8115760, 19579271, 39158542, 78317084, 97896355, 156634168, 195792710, 313268336, 391585420, 783170840, 1566341680]

約数ペア:

[(1, 1566341680), (2, 783170840), (4, 391585420), (5, 313268336), (8, 195792710), (10, 156634168), (16, 97896355), (20, 78317084), (40, 39158542), (80, 19579271), (193, 8115760), (229, 6839920), (386, 4057880), (443, 3535760), (458, 3419960), (772, 2028940), (886, 1767880), (916, 1709980), (965, 1623152), (1145, 1367984), (1544, 1014470), (1772, 883940), (1832, 854990), (1930, 811576), (2215, 707152), (2290, 683992), (3088, 507235), (3544, 441970), (3664, 427495), (3860, 405788), (4430, 353576), (4580, 341996), (7088, 220985), (7720, 202894), (8860, 176788), (9160, 170998), (15440, 101447), (17720, 88394), (18320, 85499), (35440, 44197)]