90981780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1516363}}^1$

素因数の和:1516375

約数の個数: 24

約数和(自身を含む): 254749152

約数和(自身を除く): 163767372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1516363, 3032726, 4549089, 6065452, 7581815, 9098178, 15163630, 18196356, 22745445, 30327260, 45490890, 90981780]

約数ペア:

[(1, 90981780), (2, 45490890), (3, 30327260), (4, 22745445), (5, 18196356), (6, 15163630), (10, 9098178), (12, 7581815), (15, 6065452), (20, 4549089), (30, 3032726), (60, 1516363)]