68097680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{439}}^1$

素因数の和:736

約数の個数: 80

約数和(自身を含む): 182012160

約数和(自身を除く): 113914480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 277, 280, 439, 554, 560, 878, 1108, 1385, 1756, 1939, 2195, 2216, 2770, 3073, 3512, 3878, 4390, 4432, 5540, 6146, 7024, 7756, 8780, 9695, 11080, 12292, 15365, 15512, 17560, 19390, 22160, 24584, 30730, 31024, 35120, 38780, 49168, 61460, 77560, 121603, 122920, 155120, 243206, 245840, 486412, 608015, 851221, 972824, 1216030, 1702442, 1945648, 2432060, 3404884, 4256105, 4864120, 6809768, 8512210, 9728240, 13619536, 17024420, 34048840, 68097680]

約数ペア:

[(1, 68097680), (2, 34048840), (4, 17024420), (5, 13619536), (7, 9728240), (8, 8512210), (10, 6809768), (14, 4864120), (16, 4256105), (20, 3404884), (28, 2432060), (35, 1945648), (40, 1702442), (56, 1216030), (70, 972824), (80, 851221), (112, 608015), (140, 486412), (277, 245840), (280, 243206), (439, 155120), (554, 122920), (560, 121603), (878, 77560), (1108, 61460), (1385, 49168), (1756, 38780), (1939, 35120), (2195, 31024), (2216, 30730), (2770, 24584), (3073, 22160), (3512, 19390), (3878, 17560), (4390, 15512), (4432, 15365), (5540, 12292), (6146, 11080), (7024, 9695), (7756, 8780)]