217313340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3621889}}^1$

素因数の和:3621901

約数の個数: 24

約数和(自身を含む): 608477520

約数和(自身を除く): 391164180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3621889, 7243778, 10865667, 14487556, 18109445, 21731334, 36218890, 43462668, 54328335, 72437780, 108656670, 217313340]

約数ペア:

[(1, 217313340), (2, 108656670), (3, 72437780), (4, 54328335), (5, 43462668), (6, 36218890), (10, 21731334), (12, 18109445), (15, 14487556), (20, 10865667), (30, 7243778), (60, 3621889)]