209090520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{580807}}^1$

素因数の和:580824

約数の個数: 48

約数和(自身を含む): 679545360

約数和(自身を除く): 470454840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 580807, 1161614, 1742421, 2323228, 2904035, 3484842, 4646456, 5227263, 5808070, 6969684, 8712105, 10454526, 11616140, 13939368, 17424210, 20909052, 23232280, 26136315, 34848420, 41818104, 52272630, 69696840, 104545260, 209090520]

約数ペア:

[(1, 209090520), (2, 104545260), (3, 69696840), (4, 52272630), (5, 41818104), (6, 34848420), (8, 26136315), (9, 23232280), (10, 20909052), (12, 17424210), (15, 13939368), (18, 11616140), (20, 10454526), (24, 8712105), (30, 6969684), (36, 5808070), (40, 5227263), (45, 4646456), (60, 3484842), (72, 2904035), (90, 2323228), (120, 1742421), (180, 1161614), (360, 580807)]