155130960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{646379}}^1$

素因数の和:646395

約数の個数: 40

約数和(自身を含む): 480906720

約数和(自身を除く): 325775760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 646379, 1292758, 1939137, 2585516, 3231895, 3878274, 5171032, 6463790, 7756548, 9695685, 10342064, 12927580, 15513096, 19391370, 25855160, 31026192, 38782740, 51710320, 77565480, 155130960]

約数ペア:

[(1, 155130960), (2, 77565480), (3, 51710320), (4, 38782740), (5, 31026192), (6, 25855160), (8, 19391370), (10, 15513096), (12, 12927580), (15, 10342064), (16, 9695685), (20, 7756548), (24, 6463790), (30, 5171032), (40, 3878274), (48, 3231895), (60, 2585516), (80, 1939137), (120, 1292758), (240, 646379)]