20692800

素因数分解:

$2^6\times 3^3\times 5^2\times {\mathrm{479}}^1$

素因数の和:510

約数の個数: 168

約数和(自身を含む): 75590400

約数和(自身を除く): 54897600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 90, 96, 100, 108, 120, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 270, 288, 300, 320, 360, 400, 432, 450, 479, 480, 540, 576, 600, 675, 720, 800, 864, 900, 958, 960, 1080, 1200, 1350, 1437, 1440, 1600, 1728, 1800, 1916, 2160, 2395, 2400, 2700, 2874, 2880, 3600, 3832, 4311, 4320, 4790, 4800, 5400, 5748, 7185, 7200, 7664, 8622, 8640, 9580, 10800, 11496, 11975, 12933, 14370, 14400, 15328, 17244, 19160, 21555, 21600, 22992, 23950, 25866, 28740, 30656, 34488, 35925, 38320, 43110, 43200, 45984, 47900, 51732, 57480, 64665, 68976, 71850, 76640, 86220, 91968, 95800, 103464, 107775, 114960, 129330, 137952, 143700, 153280, 172440, 191600, 206928, 215550, 229920, 258660, 275904, 287400, 323325, 344880, 383200, 413856, 431100, 459840, 517320, 574800, 646650, 689760, 766400, 827712, 862200, 1034640, 1149600, 1293300, 1379520, 1724400, 2069280, 2299200, 2586600, 3448800, 4138560, 5173200, 6897600, 10346400, 20692800]

約数ペア:

[(1, 20692800), (2, 10346400), (3, 6897600), (4, 5173200), (5, 4138560), (6, 3448800), (8, 2586600), (9, 2299200), (10, 2069280), (12, 1724400), (15, 1379520), (16, 1293300), (18, 1149600), (20, 1034640), (24, 862200), (25, 827712), (27, 766400), (30, 689760), (32, 646650), (36, 574800), (40, 517320), (45, 459840), (48, 431100), (50, 413856), (54, 383200), (60, 344880), (64, 323325), (72, 287400), (75, 275904), (80, 258660), (90, 229920), (96, 215550), (100, 206928), (108, 191600), (120, 172440), (135, 153280), (144, 143700), (150, 137952), (160, 129330), (180, 114960), (192, 107775), (200, 103464), (216, 95800), (225, 91968), (240, 86220), (270, 76640), (288, 71850), (300, 68976), (320, 64665), (360, 57480), (400, 51732), (432, 47900), (450, 45984), (479, 43200), (480, 43110), (540, 38320), (576, 35925), (600, 34488), (675, 30656), (720, 28740), (800, 25866), (864, 23950), (900, 22992), (958, 21600), (960, 21555), (1080, 19160), (1200, 17244), (1350, 15328), (1437, 14400), (1440, 14370), (1600, 12933), (1728, 11975), (1800, 11496), (1916, 10800), (2160, 9580), (2395, 8640), (2400, 8622), (2700, 7664), (2874, 7200), (2880, 7185), (3600, 5748), (3832, 5400), (4311, 4800), (4320, 4790)]