218932380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1637}}^1$

素因数の和:2395

約数の個数: 72

約数和(自身を含む): 665394912

約数和(自身を除く): 446462532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 743, 1486, 1637, 2229, 2972, 3274, 3715, 4458, 4911, 6548, 6687, 7430, 8185, 8916, 9822, 11145, 13374, 14733, 14860, 16370, 19644, 22290, 24555, 26748, 29466, 32740, 33435, 44580, 49110, 58932, 66870, 73665, 98220, 133740, 147330, 294660, 1216291, 2432582, 3648873, 4865164, 6081455, 7297746, 10946619, 12162910, 14595492, 18244365, 21893238, 24325820, 36488730, 43786476, 54733095, 72977460, 109466190, 218932380]

約数ペア:

[(1, 218932380), (2, 109466190), (3, 72977460), (4, 54733095), (5, 43786476), (6, 36488730), (9, 24325820), (10, 21893238), (12, 18244365), (15, 14595492), (18, 12162910), (20, 10946619), (30, 7297746), (36, 6081455), (45, 4865164), (60, 3648873), (90, 2432582), (180, 1216291), (743, 294660), (1486, 147330), (1637, 133740), (2229, 98220), (2972, 73665), (3274, 66870), (3715, 58932), (4458, 49110), (4911, 44580), (6548, 33435), (6687, 32740), (7430, 29466), (8185, 26748), (8916, 24555), (9822, 22290), (11145, 19644), (13374, 16370), (14733, 14860)]