205103760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{854599}}^1$

素因数の和:854615

約数の個数: 40

約数和(自身を含む): 635822400

約数和(自身を除く): 430718640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 854599, 1709198, 2563797, 3418396, 4272995, 5127594, 6836792, 8545990, 10255188, 12818985, 13673584, 17091980, 20510376, 25637970, 34183960, 41020752, 51275940, 68367920, 102551880, 205103760]

約数ペア:

[(1, 205103760), (2, 102551880), (3, 68367920), (4, 51275940), (5, 41020752), (6, 34183960), (8, 25637970), (10, 20510376), (12, 17091980), (15, 13673584), (16, 12818985), (20, 10255188), (24, 8545990), (30, 6836792), (40, 5127594), (48, 4272995), (60, 3418396), (80, 2563797), (120, 1709198), (240, 854599)]