217119120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{904663}}^1$

素因数の和:904679

約数の個数: 40

約数和(自身を含む): 673070016

約数和(自身を除く): 455950896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 904663, 1809326, 2713989, 3618652, 4523315, 5427978, 7237304, 9046630, 10855956, 13569945, 14474608, 18093260, 21711912, 27139890, 36186520, 43423824, 54279780, 72373040, 108559560, 217119120]

約数ペア:

[(1, 217119120), (2, 108559560), (3, 72373040), (4, 54279780), (5, 43423824), (6, 36186520), (8, 27139890), (10, 21711912), (12, 18093260), (15, 14474608), (16, 13569945), (20, 10855956), (24, 9046630), (30, 7237304), (40, 5427978), (48, 4523315), (60, 3618652), (80, 2713989), (120, 1809326), (240, 904663)]