156745620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{870809}}^1$

素因数の和:870824

約数の個数: 36

約数和(自身を含む): 475462260

約数和(自身を除く): 318716640

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 870809, 1741618, 2612427, 3483236, 4354045, 5224854, 7837281, 8708090, 10449708, 13062135, 15674562, 17416180, 26124270, 31349124, 39186405, 52248540, 78372810, 156745620]

約数ペア:

[(1, 156745620), (2, 78372810), (3, 52248540), (4, 39186405), (5, 31349124), (6, 26124270), (9, 17416180), (10, 15674562), (12, 13062135), (15, 10449708), (18, 8708090), (20, 7837281), (30, 5224854), (36, 4354045), (45, 3483236), (60, 2612427), (90, 1741618), (180, 870809)]