149743980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{831911}}^1$

素因数の和:831926

約数の個数: 36

約数和(自身を含む): 454223952

約数和(自身を除く): 304479972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 831911, 1663822, 2495733, 3327644, 4159555, 4991466, 7487199, 8319110, 9982932, 12478665, 14974398, 16638220, 24957330, 29948796, 37435995, 49914660, 74871990, 149743980]

約数ペア:

[(1, 149743980), (2, 74871990), (3, 49914660), (4, 37435995), (5, 29948796), (6, 24957330), (9, 16638220), (10, 14974398), (12, 12478665), (15, 9982932), (18, 8319110), (20, 7487199), (30, 4991466), (36, 4159555), (45, 3327644), (60, 2495733), (90, 1663822), (180, 831911)]