128677320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{357437}}^1$

素因数の和:357454

約数の個数: 48

約数和(自身を含む): 418202460

約数和(自身を除く): 289525140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 357437, 714874, 1072311, 1429748, 1787185, 2144622, 2859496, 3216933, 3574370, 4289244, 5361555, 6433866, 7148740, 8578488, 10723110, 12867732, 14297480, 16084665, 21446220, 25735464, 32169330, 42892440, 64338660, 128677320]

約数ペア:

[(1, 128677320), (2, 64338660), (3, 42892440), (4, 32169330), (5, 25735464), (6, 21446220), (8, 16084665), (9, 14297480), (10, 12867732), (12, 10723110), (15, 8578488), (18, 7148740), (20, 6433866), (24, 5361555), (30, 4289244), (36, 3574370), (40, 3216933), (45, 2859496), (60, 2144622), (72, 1787185), (90, 1429748), (120, 1072311), (180, 714874), (360, 357437)]