285211520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 192

約数和(自身を含む): 781401600

約数和(自身を除く): 496190080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 121, 127, 128, 145, 160, 176, 220, 232, 242, 254, 290, 319, 320, 352, 440, 464, 484, 508, 580, 605, 635, 638, 640, 704, 880, 928, 968, 1016, 1160, 1210, 1270, 1276, 1397, 1408, 1595, 1760, 1856, 1936, 2032, 2320, 2420, 2540, 2552, 2794, 3190, 3509, 3520, 3683, 3712, 3872, 4064, 4640, 4840, 5080, 5104, 5588, 6380, 6985, 7018, 7040, 7366, 7744, 8128, 9280, 9680, 10160, 10208, 11176, 12760, 13970, 14036, 14732, 15367, 15488, 16256, 17545, 18415, 18560, 19360, 20320, 20416, 22352, 25520, 27940, 28072, 29464, 30734, 35090, 36830, 38720, 40513, 40640, 40832, 44704, 51040, 55880, 56144, 58928, 61468, 70180, 73660, 76835, 77440, 81026, 81280, 89408, 102080, 111760, 112288, 117856, 122936, 140360, 147320, 153670, 162052, 178816, 202565, 204160, 223520, 224576, 235712, 245872, 280720, 294640, 307340, 324104, 405130, 445643, 447040, 449152, 471424, 491744, 561440, 589280, 614680, 648208, 810260, 891286, 894080, 983488, 1122880, 1178560, 1229360, 1296416, 1620520, 1782572, 1966976, 2228215, 2245760, 2357120, 2458720, 2592832, 3241040, 3565144, 4456430, 4917440, 5185664, 6482080, 7130288, 8912860, 9834880, 12964160, 14260576, 17825720, 25928320, 28521152, 35651440, 57042304, 71302880, 142605760, 285211520]

約数ペア:

[(1, 285211520), (2, 142605760), (4, 71302880), (5, 57042304), (8, 35651440), (10, 28521152), (11, 25928320), (16, 17825720), (20, 14260576), (22, 12964160), (29, 9834880), (32, 8912860), (40, 7130288), (44, 6482080), (55, 5185664), (58, 4917440), (64, 4456430), (80, 3565144), (88, 3241040), (110, 2592832), (116, 2458720), (121, 2357120), (127, 2245760), (128, 2228215), (145, 1966976), (160, 1782572), (176, 1620520), (220, 1296416), (232, 1229360), (242, 1178560), (254, 1122880), (290, 983488), (319, 894080), (320, 891286), (352, 810260), (440, 648208), (464, 614680), (484, 589280), (508, 561440), (580, 491744), (605, 471424), (635, 449152), (638, 447040), (640, 445643), (704, 405130), (880, 324104), (928, 307340), (968, 294640), (1016, 280720), (1160, 245872), (1210, 235712), (1270, 224576), (1276, 223520), (1397, 204160), (1408, 202565), (1595, 178816), (1760, 162052), (1856, 153670), (1936, 147320), (2032, 140360), (2320, 122936), (2420, 117856), (2540, 112288), (2552, 111760), (2794, 102080), (3190, 89408), (3509, 81280), (3520, 81026), (3683, 77440), (3712, 76835), (3872, 73660), (4064, 70180), (4640, 61468), (4840, 58928), (5080, 56144), (5104, 55880), (5588, 51040), (6380, 44704), (6985, 40832), (7018, 40640), (7040, 40513), (7366, 38720), (7744, 36830), (8128, 35090), (9280, 30734), (9680, 29464), (10160, 28072), (10208, 27940), (11176, 25520), (12760, 22352), (13970, 20416), (14036, 20320), (14732, 19360), (15367, 18560), (15488, 18415), (16256, 17545)]