139439280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{580997}}^1$

素因数の和:581013

約数の個数: 40

約数和(自身を含む): 432262512

約数和(自身を除く): 292823232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 580997, 1161994, 1742991, 2323988, 2904985, 3485982, 4647976, 5809970, 6971964, 8714955, 9295952, 11619940, 13943928, 17429910, 23239880, 27887856, 34859820, 46479760, 69719640, 139439280]

約数ペア:

[(1, 139439280), (2, 69719640), (3, 46479760), (4, 34859820), (5, 27887856), (6, 23239880), (8, 17429910), (10, 13943928), (12, 11619940), (15, 9295952), (16, 8714955), (20, 6971964), (24, 5809970), (30, 4647976), (40, 3485982), (48, 2904985), (60, 2323988), (80, 1742991), (120, 1161994), (240, 580997)]