128857800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{214763}}^1$

素因数の和:214782

約数の個数: 48

約数和(自身を含む): 399461040

約数和(自身を除く): 270603240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 214763, 429526, 644289, 859052, 1073815, 1288578, 1718104, 2147630, 2577156, 3221445, 4295260, 5154312, 5369075, 6442890, 8590520, 10738150, 12885780, 16107225, 21476300, 25771560, 32214450, 42952600, 64428900, 128857800]

約数ペア:

[(1, 128857800), (2, 64428900), (3, 42952600), (4, 32214450), (5, 25771560), (6, 21476300), (8, 16107225), (10, 12885780), (12, 10738150), (15, 8590520), (20, 6442890), (24, 5369075), (25, 5154312), (30, 4295260), (40, 3221445), (50, 2577156), (60, 2147630), (75, 1718104), (100, 1288578), (120, 1073815), (150, 859052), (200, 644289), (300, 429526), (600, 214763)]