224749280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:401

約数の個数: 144

約数和(自身を含む): 625695840

約数和(自身を除く): 400946560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 109, 112, 140, 160, 196, 218, 224, 245, 263, 280, 392, 436, 490, 526, 545, 560, 763, 784, 872, 980, 1052, 1090, 1120, 1315, 1526, 1568, 1744, 1841, 1960, 2104, 2180, 2630, 3052, 3488, 3682, 3815, 3920, 4208, 4360, 5260, 5341, 6104, 7364, 7630, 7840, 8416, 8720, 9205, 10520, 10682, 12208, 12887, 14728, 15260, 17440, 18410, 21040, 21364, 24416, 25774, 26705, 28667, 29456, 30520, 36820, 42080, 42728, 51548, 53410, 57334, 58912, 61040, 64435, 73640, 85456, 103096, 106820, 114668, 122080, 128870, 143335, 147280, 170912, 200669, 206192, 213640, 229336, 257740, 286670, 294560, 401338, 412384, 427280, 458672, 515480, 573340, 802676, 854560, 917344, 1003345, 1030960, 1146680, 1404683, 1605352, 2006690, 2061920, 2293360, 2809366, 3210704, 4013380, 4586720, 5618732, 6421408, 7023415, 8026760, 11237464, 14046830, 16053520, 22474928, 28093660, 32107040, 44949856, 56187320, 112374640, 224749280]

約数ペア:

[(1, 224749280), (2, 112374640), (4, 56187320), (5, 44949856), (7, 32107040), (8, 28093660), (10, 22474928), (14, 16053520), (16, 14046830), (20, 11237464), (28, 8026760), (32, 7023415), (35, 6421408), (40, 5618732), (49, 4586720), (56, 4013380), (70, 3210704), (80, 2809366), (98, 2293360), (109, 2061920), (112, 2006690), (140, 1605352), (160, 1404683), (196, 1146680), (218, 1030960), (224, 1003345), (245, 917344), (263, 854560), (280, 802676), (392, 573340), (436, 515480), (490, 458672), (526, 427280), (545, 412384), (560, 401338), (763, 294560), (784, 286670), (872, 257740), (980, 229336), (1052, 213640), (1090, 206192), (1120, 200669), (1315, 170912), (1526, 147280), (1568, 143335), (1744, 128870), (1841, 122080), (1960, 114668), (2104, 106820), (2180, 103096), (2630, 85456), (3052, 73640), (3488, 64435), (3682, 61040), (3815, 58912), (3920, 57334), (4208, 53410), (4360, 51548), (5260, 42728), (5341, 42080), (6104, 36820), (7364, 30520), (7630, 29456), (7840, 28667), (8416, 26705), (8720, 25774), (9205, 24416), (10520, 21364), (10682, 21040), (12208, 18410), (12887, 17440), (14728, 15260)]