90491220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{502729}}^1$

素因数の和:502744

約数の個数: 36

約数和(自身を含む): 274490580

約数和(自身を除く): 183999360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 502729, 1005458, 1508187, 2010916, 2513645, 3016374, 4524561, 5027290, 6032748, 7540935, 9049122, 10054580, 15081870, 18098244, 22622805, 30163740, 45245610, 90491220]

約数ペア:

[(1, 90491220), (2, 45245610), (3, 30163740), (4, 22622805), (5, 18098244), (6, 15081870), (9, 10054580), (10, 9049122), (12, 7540935), (15, 6032748), (18, 5027290), (20, 4524561), (30, 3016374), (36, 2513645), (45, 2010916), (60, 1508187), (90, 1005458), (180, 502729)]