290144640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{433}}^1$

素因数の和:804

約数の個数: 128

約数和(自身を含む): 929628000

約数和(自身を除く): 639483360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 349, 384, 433, 480, 640, 698, 866, 960, 1047, 1299, 1396, 1732, 1745, 1920, 2094, 2165, 2598, 2792, 3464, 3490, 4188, 4330, 5196, 5235, 5584, 6495, 6928, 6980, 8376, 8660, 10392, 10470, 11168, 12990, 13856, 13960, 16752, 17320, 20784, 20940, 22336, 25980, 27712, 27920, 33504, 34640, 41568, 41880, 44672, 51960, 55424, 55840, 67008, 69280, 83136, 83760, 103920, 111680, 134016, 138560, 151117, 166272, 167520, 207840, 223360, 277120, 302234, 335040, 415680, 453351, 604468, 670080, 755585, 831360, 906702, 1208936, 1511170, 1813404, 2266755, 2417872, 3022340, 3626808, 4533510, 4835744, 6044680, 7253616, 9067020, 9671488, 12089360, 14507232, 18134040, 19342976, 24178720, 29014464, 36268080, 48357440, 58028928, 72536160, 96714880, 145072320, 290144640]

約数ペア:

[(1, 290144640), (2, 145072320), (3, 96714880), (4, 72536160), (5, 58028928), (6, 48357440), (8, 36268080), (10, 29014464), (12, 24178720), (15, 19342976), (16, 18134040), (20, 14507232), (24, 12089360), (30, 9671488), (32, 9067020), (40, 7253616), (48, 6044680), (60, 4835744), (64, 4533510), (80, 3626808), (96, 3022340), (120, 2417872), (128, 2266755), (160, 1813404), (192, 1511170), (240, 1208936), (320, 906702), (349, 831360), (384, 755585), (433, 670080), (480, 604468), (640, 453351), (698, 415680), (866, 335040), (960, 302234), (1047, 277120), (1299, 223360), (1396, 207840), (1732, 167520), (1745, 166272), (1920, 151117), (2094, 138560), (2165, 134016), (2598, 111680), (2792, 103920), (3464, 83760), (3490, 83136), (4188, 69280), (4330, 67008), (5196, 55840), (5235, 55424), (5584, 51960), (6495, 44672), (6928, 41880), (6980, 41568), (8376, 34640), (8660, 33504), (10392, 27920), (10470, 27712), (11168, 25980), (12990, 22336), (13856, 20940), (13960, 20784), (16752, 17320)]