78378660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{435437}}^1$

素因数の和:435452

約数の個数: 36

約数和(自身を含む): 237749148

約数和(自身を除く): 159370488

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 435437, 870874, 1306311, 1741748, 2177185, 2612622, 3918933, 4354370, 5225244, 6531555, 7837866, 8708740, 13063110, 15675732, 19594665, 26126220, 39189330, 78378660]

約数ペア:

[(1, 78378660), (2, 39189330), (3, 26126220), (4, 19594665), (5, 15675732), (6, 13063110), (9, 8708740), (10, 7837866), (12, 6531555), (15, 5225244), (18, 4354370), (20, 3918933), (30, 2612622), (36, 2177185), (45, 1741748), (60, 1306311), (90, 870874), (180, 435437)]