69657560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1289}}^1$

素因数の和:1500

約数の個数: 64

約数和(自身を含む): 180187200

約数和(自身を除く): 110529640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 280, 386, 772, 965, 1289, 1351, 1544, 1930, 2578, 2702, 3860, 5156, 5404, 6445, 6755, 7720, 9023, 10312, 10808, 12890, 13510, 18046, 25780, 27020, 36092, 45115, 51560, 54040, 72184, 90230, 180460, 248777, 360920, 497554, 995108, 1243885, 1741439, 1990216, 2487770, 3482878, 4975540, 6965756, 8707195, 9951080, 13931512, 17414390, 34828780, 69657560]

約数ペア:

[(1, 69657560), (2, 34828780), (4, 17414390), (5, 13931512), (7, 9951080), (8, 8707195), (10, 6965756), (14, 4975540), (20, 3482878), (28, 2487770), (35, 1990216), (40, 1741439), (56, 1243885), (70, 995108), (140, 497554), (193, 360920), (280, 248777), (386, 180460), (772, 90230), (965, 72184), (1289, 54040), (1351, 51560), (1544, 45115), (1930, 36092), (2578, 27020), (2702, 25780), (3860, 18046), (5156, 13510), (5404, 12890), (6445, 10808), (6755, 10312), (7720, 9023)]