318515970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{25219}}^1$

素因数の和:25650

約数の個数: 32

約数和(自身を含む): 766284480

約数和(自身を除く): 447768510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 421, 842, 1263, 2105, 2526, 4210, 6315, 12630, 25219, 50438, 75657, 126095, 151314, 252190, 378285, 756570, 10617199, 21234398, 31851597, 53085995, 63703194, 106171990, 159257985, 318515970]

約数ペア:

[(1, 318515970), (2, 159257985), (3, 106171990), (5, 63703194), (6, 53085995), (10, 31851597), (15, 21234398), (30, 10617199), (421, 756570), (842, 378285), (1263, 252190), (2105, 151314), (2526, 126095), (4210, 75657), (6315, 50438), (12630, 25219)]