142720680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1189339}}^1$

素因数の和:1189353

約数の個数: 32

約数和(自身を含む): 428162400

約数和(自身を除く): 285441720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1189339, 2378678, 3568017, 4757356, 5946695, 7136034, 9514712, 11893390, 14272068, 17840085, 23786780, 28544136, 35680170, 47573560, 71360340, 142720680]

約数ペア:

[(1, 142720680), (2, 71360340), (3, 47573560), (4, 35680170), (5, 28544136), (6, 23786780), (8, 17840085), (10, 14272068), (12, 11893390), (15, 9514712), (20, 7136034), (24, 5946695), (30, 4757356), (40, 3568017), (60, 2378678), (120, 1189339)]