257332440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2144437}}^1$

素因数の和:2144451

約数の個数: 32

約数和(自身を含む): 771997680

約数和(自身を除く): 514665240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2144437, 4288874, 6433311, 8577748, 10722185, 12866622, 17155496, 21444370, 25733244, 32166555, 42888740, 51466488, 64333110, 85777480, 128666220, 257332440]

約数ペア:

[(1, 257332440), (2, 128666220), (3, 85777480), (4, 64333110), (5, 51466488), (6, 42888740), (8, 32166555), (10, 25733244), (12, 21444370), (15, 17155496), (20, 12866622), (24, 10722185), (30, 8577748), (40, 6433311), (60, 4288874), (120, 2144437)]