78858960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{328579}}^1$

素因数の和:328595

約数の個数: 40

約数和(自身を含む): 244463520

約数和(自身を除く): 165604560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 328579, 657158, 985737, 1314316, 1642895, 1971474, 2628632, 3285790, 3942948, 4928685, 5257264, 6571580, 7885896, 9857370, 13143160, 15771792, 19714740, 26286320, 39429480, 78858960]

約数ペア:

[(1, 78858960), (2, 39429480), (3, 26286320), (4, 19714740), (5, 15771792), (6, 13143160), (8, 9857370), (10, 7885896), (12, 6571580), (15, 5257264), (16, 4928685), (20, 3942948), (24, 3285790), (30, 2628632), (40, 1971474), (48, 1642895), (60, 1314316), (80, 985737), (120, 657158), (240, 328579)]