689760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{479}}^1$

素因数の和:500

約数の個数: 72

約数和(自身を含む): 2358720

約数和(自身を除く): 1668960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 479, 480, 720, 958, 1437, 1440, 1916, 2395, 2874, 3832, 4311, 4790, 5748, 7185, 7664, 8622, 9580, 11496, 14370, 15328, 17244, 19160, 21555, 22992, 28740, 34488, 38320, 43110, 45984, 57480, 68976, 76640, 86220, 114960, 137952, 172440, 229920, 344880, 689760]

約数ペア:

[(1, 689760), (2, 344880), (3, 229920), (4, 172440), (5, 137952), (6, 114960), (8, 86220), (9, 76640), (10, 68976), (12, 57480), (15, 45984), (16, 43110), (18, 38320), (20, 34488), (24, 28740), (30, 22992), (32, 21555), (36, 19160), (40, 17244), (45, 15328), (48, 14370), (60, 11496), (72, 9580), (80, 8622), (90, 7664), (96, 7185), (120, 5748), (144, 4790), (160, 4311), (180, 3832), (240, 2874), (288, 2395), (360, 1916), (479, 1440), (480, 1437), (720, 958)]