81614220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1360237}}^1$

素因数の和:1360249

約数の個数: 24

約数和(自身を含む): 228519984

約数和(自身を除く): 146905764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1360237, 2720474, 4080711, 5440948, 6801185, 8161422, 13602370, 16322844, 20403555, 27204740, 40807110, 81614220]

約数ペア:

[(1, 81614220), (2, 40807110), (3, 27204740), (4, 20403555), (5, 16322844), (6, 13602370), (10, 8161422), (12, 6801185), (15, 5440948), (20, 4080711), (30, 2720474), (60, 1360237)]