128214088020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{878299}}^1$

素因数の和:879125

約数の個数: 72

約数和(自身を含む): 389396061600

約数和(自身を除く): 261181973580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 811, 1622, 2433, 3244, 4055, 4866, 7299, 8110, 9732, 12165, 14598, 16220, 24330, 29196, 36495, 48660, 72990, 145980, 878299, 1756598, 2634897, 3513196, 4391495, 5269794, 7904691, 8782990, 10539588, 13174485, 15809382, 17565980, 26348970, 31618764, 39523455, 52697940, 79046910, 158093820, 712300489, 1424600978, 2136901467, 2849201956, 3561502445, 4273802934, 6410704401, 7123004890, 8547605868, 10684507335, 12821408802, 14246009780, 21369014670, 25642817604, 32053522005, 42738029340, 64107044010, 128214088020]

約数ペア:

[(1, 128214088020), (2, 64107044010), (3, 42738029340), (4, 32053522005), (5, 25642817604), (6, 21369014670), (9, 14246009780), (10, 12821408802), (12, 10684507335), (15, 8547605868), (18, 7123004890), (20, 6410704401), (30, 4273802934), (36, 3561502445), (45, 2849201956), (60, 2136901467), (90, 1424600978), (180, 712300489), (811, 158093820), (1622, 79046910), (2433, 52697940), (3244, 39523455), (4055, 31618764), (4866, 26348970), (7299, 17565980), (8110, 15809382), (9732, 13174485), (12165, 10539588), (14598, 8782990), (16220, 7904691), (24330, 5269794), (29196, 4391495), (36495, 3513196), (48660, 2634897), (72990, 1756598), (145980, 878299)]