82371420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1033}}^1$

素因数の和:1491

約数の個数: 72

約数和(自身を含む): 250666416

約数和(自身を除く): 168294996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 443, 886, 1033, 1329, 1772, 2066, 2215, 2658, 3099, 3987, 4132, 4430, 5165, 5316, 6198, 6645, 7974, 8860, 9297, 10330, 12396, 13290, 15495, 15948, 18594, 19935, 20660, 26580, 30990, 37188, 39870, 46485, 61980, 79740, 92970, 185940, 457619, 915238, 1372857, 1830476, 2288095, 2745714, 4118571, 4576190, 5491428, 6864285, 8237142, 9152380, 13728570, 16474284, 20592855, 27457140, 41185710, 82371420]

約数ペア:

[(1, 82371420), (2, 41185710), (3, 27457140), (4, 20592855), (5, 16474284), (6, 13728570), (9, 9152380), (10, 8237142), (12, 6864285), (15, 5491428), (18, 4576190), (20, 4118571), (30, 2745714), (36, 2288095), (45, 1830476), (60, 1372857), (90, 915238), (180, 457619), (443, 185940), (886, 92970), (1033, 79740), (1329, 61980), (1772, 46485), (2066, 39870), (2215, 37188), (2658, 30990), (3099, 26580), (3987, 20660), (4132, 19935), (4430, 18594), (5165, 15948), (5316, 15495), (6198, 13290), (6645, 12396), (7974, 10330), (8860, 9297)]