219815230

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{977}}^1$

素因数の和:1284

約数の個数: 32

約数和(自身を含む): 401371200

約数和(自身を除く): 181555970

約数列:

[1, 2, 5, 10, 149, 151, 298, 302, 745, 755, 977, 1490, 1510, 1954, 4885, 9770, 22499, 44998, 112495, 145573, 147527, 224990, 291146, 295054, 727865, 737635, 1455730, 1475270, 21981523, 43963046, 109907615, 219815230]

約数ペア:

[(1, 219815230), (2, 109907615), (5, 43963046), (10, 21981523), (149, 1475270), (151, 1455730), (298, 737635), (302, 727865), (745, 295054), (755, 291146), (977, 224990), (1490, 147527), (1510, 145573), (1954, 112495), (4885, 44998), (9770, 22499)]