166379920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1493}}^1$

素因数の和:1712

約数の個数: 80

約数和(自身を含む): 444614400

約数和(自身を除く): 278234480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 199, 280, 398, 560, 796, 995, 1393, 1493, 1592, 1990, 2786, 2986, 3184, 3980, 5572, 5972, 6965, 7465, 7960, 10451, 11144, 11944, 13930, 14930, 15920, 20902, 22288, 23888, 27860, 29860, 41804, 52255, 55720, 59720, 83608, 104510, 111440, 119440, 167216, 209020, 297107, 418040, 594214, 836080, 1188428, 1485535, 2079749, 2376856, 2971070, 4159498, 4753712, 5942140, 8318996, 10398745, 11884280, 16637992, 20797490, 23768560, 33275984, 41594980, 83189960, 166379920]

約数ペア:

[(1, 166379920), (2, 83189960), (4, 41594980), (5, 33275984), (7, 23768560), (8, 20797490), (10, 16637992), (14, 11884280), (16, 10398745), (20, 8318996), (28, 5942140), (35, 4753712), (40, 4159498), (56, 2971070), (70, 2376856), (80, 2079749), (112, 1485535), (140, 1188428), (199, 836080), (280, 594214), (398, 418040), (560, 297107), (796, 209020), (995, 167216), (1393, 119440), (1493, 111440), (1592, 104510), (1990, 83608), (2786, 59720), (2986, 55720), (3184, 52255), (3980, 41804), (5572, 29860), (5972, 27860), (6965, 23888), (7465, 22288), (7960, 20902), (10451, 15920), (11144, 14930), (11944, 13930)]