212906520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{591407}}^1$

素因数の和:591424

約数の個数: 48

約数和(自身を含む): 691947360

約数和(自身を除く): 479040840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 591407, 1182814, 1774221, 2365628, 2957035, 3548442, 4731256, 5322663, 5914070, 7096884, 8871105, 10645326, 11828140, 14193768, 17742210, 21290652, 23656280, 26613315, 35484420, 42581304, 53226630, 70968840, 106453260, 212906520]

約数ペア:

[(1, 212906520), (2, 106453260), (3, 70968840), (4, 53226630), (5, 42581304), (6, 35484420), (8, 26613315), (9, 23656280), (10, 21290652), (12, 17742210), (15, 14193768), (18, 11828140), (20, 10645326), (24, 8871105), (30, 7096884), (36, 5914070), (40, 5322663), (45, 4731256), (60, 3548442), (72, 2957035), (90, 2365628), (120, 1774221), (180, 1182814), (360, 591407)]