128519340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{2609}}^1$

素因数の和:3442

約数の個数: 48

約数和(自身を含む): 360430560

約数和(自身を除く): 231911220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 821, 1642, 2463, 2609, 3284, 4105, 4926, 5218, 7827, 8210, 9852, 10436, 12315, 13045, 15654, 16420, 24630, 26090, 31308, 39135, 49260, 52180, 78270, 156540, 2141989, 4283978, 6425967, 8567956, 10709945, 12851934, 21419890, 25703868, 32129835, 42839780, 64259670, 128519340]

約数ペア:

[(1, 128519340), (2, 64259670), (3, 42839780), (4, 32129835), (5, 25703868), (6, 21419890), (10, 12851934), (12, 10709945), (15, 8567956), (20, 6425967), (30, 4283978), (60, 2141989), (821, 156540), (1642, 78270), (2463, 52180), (2609, 49260), (3284, 39135), (4105, 31308), (4926, 26090), (5218, 24630), (7827, 16420), (8210, 15654), (9852, 13045), (10436, 12315)]