12221460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1637

約数の個数: 72

約数和(自身を含む): 37957920

約数和(自身を除く): 25736460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1579, 1935, 2580, 3158, 3870, 4737, 6316, 7740, 7895, 9474, 14211, 15790, 18948, 23685, 28422, 31580, 47370, 56844, 67897, 71055, 94740, 135794, 142110, 203691, 271588, 284220, 339485, 407382, 611073, 678970, 814764, 1018455, 1222146, 1357940, 2036910, 2444292, 3055365, 4073820, 6110730, 12221460]

約数ペア:

[(1, 12221460), (2, 6110730), (3, 4073820), (4, 3055365), (5, 2444292), (6, 2036910), (9, 1357940), (10, 1222146), (12, 1018455), (15, 814764), (18, 678970), (20, 611073), (30, 407382), (36, 339485), (43, 284220), (45, 271588), (60, 203691), (86, 142110), (90, 135794), (129, 94740), (172, 71055), (180, 67897), (215, 56844), (258, 47370), (387, 31580), (430, 28422), (516, 23685), (645, 18948), (774, 15790), (860, 14211), (1290, 9474), (1548, 7895), (1579, 7740), (1935, 6316), (2580, 4737), (3158, 3870)]