155984880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{649937}}^1$

素因数の和:649953

約数の個数: 40

約数和(自身を含む): 483553872

約数和(自身を除く): 327568992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 649937, 1299874, 1949811, 2599748, 3249685, 3899622, 5199496, 6499370, 7799244, 9749055, 10398992, 12998740, 15598488, 19498110, 25997480, 31196976, 38996220, 51994960, 77992440, 155984880]

約数ペア:

[(1, 155984880), (2, 77992440), (3, 51994960), (4, 38996220), (5, 31196976), (6, 25997480), (8, 19498110), (10, 15598488), (12, 12998740), (15, 10398992), (16, 9749055), (20, 7799244), (24, 6499370), (30, 5199496), (40, 3899622), (48, 3249685), (60, 2599748), (80, 1949811), (120, 1299874), (240, 649937)]