159780420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{887669}}^1$

素因数の和:887684

約数の個数: 36

約数和(自身を含む): 484667820

約数和(自身を除く): 324887400

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 887669, 1775338, 2663007, 3550676, 4438345, 5326014, 7989021, 8876690, 10652028, 13315035, 15978042, 17753380, 26630070, 31956084, 39945105, 53260140, 79890210, 159780420]

約数ペア:

[(1, 159780420), (2, 79890210), (3, 53260140), (4, 39945105), (5, 31956084), (6, 26630070), (9, 17753380), (10, 15978042), (12, 13315035), (15, 10652028), (18, 8876690), (20, 7989021), (30, 5326014), (36, 4438345), (45, 3550676), (60, 2663007), (90, 1775338), (180, 887669)]