209301492080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3299}}^1\times {\mathrm{18443}}^1$

素因数の和:21798

約数の個数: 80

約数和(自身を含む): 498120796800

約数和(自身を除く): 288819304720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3299, 3440, 6598, 13196, 16495, 18443, 26392, 32990, 36886, 52784, 65980, 73772, 92215, 131960, 141857, 147544, 184430, 263920, 283714, 295088, 368860, 567428, 709285, 737720, 793049, 1134856, 1418570, 1475440, 1586098, 2269712, 2837140, 3172196, 3965245, 5674280, 6344392, 7930490, 11348560, 12688784, 15860980, 31721960, 60843457, 63443920, 121686914, 243373828, 304217285, 486747656, 608434570, 973495312, 1216869140, 2433738280, 2616268651, 4867476560, 5232537302, 10465074604, 13081343255, 20930149208, 26162686510, 41860298416, 52325373020, 104650746040, 209301492080]

約数ペア:

[(1, 209301492080), (2, 104650746040), (4, 52325373020), (5, 41860298416), (8, 26162686510), (10, 20930149208), (16, 13081343255), (20, 10465074604), (40, 5232537302), (43, 4867476560), (80, 2616268651), (86, 2433738280), (172, 1216869140), (215, 973495312), (344, 608434570), (430, 486747656), (688, 304217285), (860, 243373828), (1720, 121686914), (3299, 63443920), (3440, 60843457), (6598, 31721960), (13196, 15860980), (16495, 12688784), (18443, 11348560), (26392, 7930490), (32990, 6344392), (36886, 5674280), (52784, 3965245), (65980, 3172196), (73772, 2837140), (92215, 2269712), (131960, 1586098), (141857, 1475440), (147544, 1418570), (184430, 1134856), (263920, 793049), (283714, 737720), (295088, 709285), (368860, 567428)]