156745980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{870811}}^1$

素因数の和:870826

約数の個数: 36

約数和(自身を含む): 475463352

約数和(自身を除く): 318717372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 870811, 1741622, 2612433, 3483244, 4354055, 5224866, 7837299, 8708110, 10449732, 13062165, 15674598, 17416220, 26124330, 31349196, 39186495, 52248660, 78372990, 156745980]

約数ペア:

[(1, 156745980), (2, 78372990), (3, 52248660), (4, 39186495), (5, 31349196), (6, 26124330), (9, 17416220), (10, 15674598), (12, 13062165), (15, 10449732), (18, 8708110), (20, 7837299), (30, 5224866), (36, 4354055), (45, 3483244), (60, 2612433), (90, 1741622), (180, 870811)]