131377140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{81097}}^1$

素因数の和:81118

約数の個数: 60

約数和(自身を含む): 412140036

約数和(自身を除く): 280762896

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 81097, 162194, 243291, 324388, 405485, 486582, 729873, 810970, 973164, 1216455, 1459746, 1621940, 2189619, 2432910, 2919492, 3649365, 4379238, 4865820, 6568857, 7298730, 8758476, 10948095, 13137714, 14597460, 21896190, 26275428, 32844285, 43792380, 65688570, 131377140]

約数ペア:

[(1, 131377140), (2, 65688570), (3, 43792380), (4, 32844285), (5, 26275428), (6, 21896190), (9, 14597460), (10, 13137714), (12, 10948095), (15, 8758476), (18, 7298730), (20, 6568857), (27, 4865820), (30, 4379238), (36, 3649365), (45, 2919492), (54, 2432910), (60, 2189619), (81, 1621940), (90, 1459746), (108, 1216455), (135, 973164), (162, 810970), (180, 729873), (270, 486582), (324, 405485), (405, 324388), (540, 243291), (810, 162194), (1620, 81097)]