331343180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{8999}}^1$

素因数の和:9278

約数の個数: 48

約数和(自身を含む): 798336000

約数和(自身を除く): 466992820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1841, 2630, 3682, 5260, 7364, 8999, 9205, 17998, 18410, 35996, 36820, 44995, 62993, 89990, 125986, 179980, 251972, 314965, 629930, 1259860, 2366737, 4733474, 9466948, 11833685, 16567159, 23667370, 33134318, 47334740, 66268636, 82835795, 165671590, 331343180]

約数ペア:

[(1, 331343180), (2, 165671590), (4, 82835795), (5, 66268636), (7, 47334740), (10, 33134318), (14, 23667370), (20, 16567159), (28, 11833685), (35, 9466948), (70, 4733474), (140, 2366737), (263, 1259860), (526, 629930), (1052, 314965), (1315, 251972), (1841, 179980), (2630, 125986), (3682, 89990), (5260, 62993), (7364, 44995), (8999, 36820), (9205, 35996), (17998, 18410)]