239032440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{663979}}^1$

素因数の和:663996

約数の個数: 48

約数和(自身を含む): 776856600

約数和(自身を除く): 537824160

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, 663979, 1327958, 1991937, 2655916, 3319895, 3983874, 5311832, 5975811, 6639790, 7967748, 9959685, 11951622, 13279580, 15935496, 19919370, 23903244, 26559160, 29879055, 39838740, 47806488, 59758110, 79677480, 119516220, 239032440]

約数ペア:

[(1, 239032440), (2, 119516220), (3, 79677480), (4, 59758110), (5, 47806488), (6, 39838740), (8, 29879055), (9, 26559160), (10, 23903244), (12, 19919370), (15, 15935496), (18, 13279580), (20, 11951622), (24, 9959685), (30, 7967748), (36, 6639790), (40, 5975811), (45, 5311832), (60, 3983874), (72, 3319895), (90, 2655916), (120, 1991937), (180, 1327958), (360, 663979)]