640991232

素因数分解:

$2^{14}\times 3^5\times 7^1\times {\mathrm{23}}^1$

素因数の和:73

約数の個数: 360

約数和(自身を含む): 2290020096

約数和(自身を除く): 1649028864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 64, 69, 72, 81, 84, 92, 96, 108, 112, 126, 128, 138, 144, 161, 162, 168, 184, 189, 192, 207, 216, 224, 243, 252, 256, 276, 288, 322, 324, 336, 368, 378, 384, 414, 432, 448, 483, 486, 504, 512, 552, 567, 576, 621, 644, 648, 672, 736, 756, 768, 828, 864, 896, 966, 972, 1008, 1024, 1104, 1134, 1152, 1242, 1288, 1296, 1344, 1449, 1472, 1512, 1536, 1656, 1701, 1728, 1792, 1863, 1932, 1944, 2016, 2048, 2208, 2268, 2304, 2484, 2576, 2592, 2688, 2898, 2944, 3024, 3072, 3312, 3402, 3456, 3584, 3726, 3864, 3888, 4032, 4096, 4347, 4416, 4536, 4608, 4968, 5152, 5184, 5376, 5589, 5796, 5888, 6048, 6144, 6624, 6804, 6912, 7168, 7452, 7728, 7776, 8064, 8192, 8694, 8832, 9072, 9216, 9936, 10304, 10368, 10752, 11178, 11592, 11776, 12096, 12288, 13041, 13248, 13608, 13824, 14336, 14904, 15456, 15552, 16128, 16384, 17388, 17664, 18144, 18432, 19872, 20608, 20736, 21504, 22356, 23184, 23552, 24192, 24576, 26082, 26496, 27216, 27648, 28672, 29808, 30912, 31104, 32256, 34776, 35328, 36288, 36864, 39123, 39744, 41216, 41472, 43008, 44712, 46368, 47104, 48384, 49152, 52164, 52992, 54432, 55296, 57344, 59616, 61824, 62208, 64512, 69552, 70656, 72576, 73728, 78246, 79488, 82432, 82944, 86016, 89424, 92736, 94208, 96768, 104328, 105984, 108864, 110592, 114688, 119232, 123648, 124416, 129024, 139104, 141312, 145152, 147456, 156492, 158976, 164864, 165888, 172032, 178848, 185472, 188416, 193536, 208656, 211968, 217728, 221184, 238464, 247296, 248832, 258048, 278208, 282624, 290304, 312984, 317952, 329728, 331776, 344064, 357696, 370944, 376832, 387072, 417312, 423936, 435456, 442368, 476928, 494592, 497664, 516096, 556416, 565248, 580608, 625968, 635904, 659456, 663552, 715392, 741888, 774144, 834624, 847872, 870912, 953856, 989184, 995328, 1032192, 1112832, 1130496, 1161216, 1251936, 1271808, 1318912, 1327104, 1430784, 1483776, 1548288, 1669248, 1695744, 1741824, 1907712, 1978368, 1990656, 2225664, 2322432, 2503872, 2543616, 2637824, 2861568, 2967552, 3096576, 3338496, 3391488, 3483648, 3815424, 3956736, 3981312, 4451328, 4644864, 5007744, 5087232, 5723136, 5935104, 6676992, 6967296, 7630848, 7913472, 8902656, 9289728, 10015488, 10174464, 11446272, 11870208, 13353984, 13934592, 15261696, 17805312, 20030976, 22892544, 23740416, 26707968, 27869184, 30523392, 35610624, 40061952, 45785088, 53415936, 71221248, 80123904, 91570176, 106831872, 160247808, 213663744, 320495616, 640991232]

約数ペア:

[(1, 640991232), (2, 320495616), (3, 213663744), (4, 160247808), (6, 106831872), (7, 91570176), (8, 80123904), (9, 71221248), (12, 53415936), (14, 45785088), (16, 40061952), (18, 35610624), (21, 30523392), (23, 27869184), (24, 26707968), (27, 23740416), (28, 22892544), (32, 20030976), (36, 17805312), (42, 15261696), (46, 13934592), (48, 13353984), (54, 11870208), (56, 11446272), (63, 10174464), (64, 10015488), (69, 9289728), (72, 8902656), (81, 7913472), (84, 7630848), (92, 6967296), (96, 6676992), (108, 5935104), (112, 5723136), (126, 5087232), (128, 5007744), (138, 4644864), (144, 4451328), (161, 3981312), (162, 3956736), (168, 3815424), (184, 3483648), (189, 3391488), (192, 3338496), (207, 3096576), (216, 2967552), (224, 2861568), (243, 2637824), (252, 2543616), (256, 2503872), (276, 2322432), (288, 2225664), (322, 1990656), (324, 1978368), (336, 1907712), (368, 1741824), (378, 1695744), (384, 1669248), (414, 1548288), (432, 1483776), (448, 1430784), (483, 1327104), (486, 1318912), (504, 1271808), (512, 1251936), (552, 1161216), (567, 1130496), (576, 1112832), (621, 1032192), (644, 995328), (648, 989184), (672, 953856), (736, 870912), (756, 847872), (768, 834624), (828, 774144), (864, 741888), (896, 715392), (966, 663552), (972, 659456), (1008, 635904), (1024, 625968), (1104, 580608), (1134, 565248), (1152, 556416), (1242, 516096), (1288, 497664), (1296, 494592), (1344, 476928), (1449, 442368), (1472, 435456), (1512, 423936), (1536, 417312), (1656, 387072), (1701, 376832), (1728, 370944), (1792, 357696), (1863, 344064), (1932, 331776), (1944, 329728), (2016, 317952), (2048, 312984), (2208, 290304), (2268, 282624), (2304, 278208), (2484, 258048), (2576, 248832), (2592, 247296), (2688, 238464), (2898, 221184), (2944, 217728), (3024, 211968), (3072, 208656), (3312, 193536), (3402, 188416), (3456, 185472), (3584, 178848), (3726, 172032), (3864, 165888), (3888, 164864), (4032, 158976), (4096, 156492), (4347, 147456), (4416, 145152), (4536, 141312), (4608, 139104), (4968, 129024), (5152, 124416), (5184, 123648), (5376, 119232), (5589, 114688), (5796, 110592), (5888, 108864), (6048, 105984), (6144, 104328), (6624, 96768), (6804, 94208), (6912, 92736), (7168, 89424), (7452, 86016), (7728, 82944), (7776, 82432), (8064, 79488), (8192, 78246), (8694, 73728), (8832, 72576), (9072, 70656), (9216, 69552), (9936, 64512), (10304, 62208), (10368, 61824), (10752, 59616), (11178, 57344), (11592, 55296), (11776, 54432), (12096, 52992), (12288, 52164), (13041, 49152), (13248, 48384), (13608, 47104), (13824, 46368), (14336, 44712), (14904, 43008), (15456, 41472), (15552, 41216), (16128, 39744), (16384, 39123), (17388, 36864), (17664, 36288), (18144, 35328), (18432, 34776), (19872, 32256), (20608, 31104), (20736, 30912), (21504, 29808), (22356, 28672), (23184, 27648), (23552, 27216), (24192, 26496), (24576, 26082)]