278648880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1161037}}^1$

素因数の和:1161053

約数の個数: 40

約数和(自身を含む): 863812272

約数和(自身を除く): 585163392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1161037, 2322074, 3483111, 4644148, 5805185, 6966222, 9288296, 11610370, 13932444, 17415555, 18576592, 23220740, 27864888, 34831110, 46441480, 55729776, 69662220, 92882960, 139324440, 278648880]

約数ペア:

[(1, 278648880), (2, 139324440), (3, 92882960), (4, 69662220), (5, 55729776), (6, 46441480), (8, 34831110), (10, 27864888), (12, 23220740), (15, 18576592), (16, 17415555), (20, 13932444), (24, 11610370), (30, 9288296), (40, 6966222), (48, 5805185), (60, 4644148), (80, 3483111), (120, 2322074), (240, 1161037)]