840720384

素因数分解:

$2^{13}\times 3^4\times 7^1\times {\mathrm{181}}^1$

素因数の和:226

約数の個数: 280

約数和(自身を含む): 2886291408

約数和(自身を除く): 2045571024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 181, 189, 192, 216, 224, 252, 256, 288, 324, 336, 362, 378, 384, 432, 448, 504, 512, 543, 567, 576, 648, 672, 724, 756, 768, 864, 896, 1008, 1024, 1086, 1134, 1152, 1267, 1296, 1344, 1448, 1512, 1536, 1629, 1728, 1792, 2016, 2048, 2172, 2268, 2304, 2534, 2592, 2688, 2896, 3024, 3072, 3258, 3456, 3584, 3801, 4032, 4096, 4344, 4536, 4608, 4887, 5068, 5184, 5376, 5792, 6048, 6144, 6516, 6912, 7168, 7602, 8064, 8192, 8688, 9072, 9216, 9774, 10136, 10368, 10752, 11403, 11584, 12096, 12288, 13032, 13824, 14336, 14661, 15204, 16128, 17376, 18144, 18432, 19548, 20272, 20736, 21504, 22806, 23168, 24192, 24576, 26064, 27648, 28672, 29322, 30408, 32256, 34209, 34752, 36288, 36864, 39096, 40544, 41472, 43008, 45612, 46336, 48384, 52128, 55296, 57344, 58644, 60816, 64512, 68418, 69504, 72576, 73728, 78192, 81088, 82944, 86016, 91224, 92672, 96768, 102627, 104256, 110592, 117288, 121632, 129024, 136836, 139008, 145152, 156384, 162176, 165888, 172032, 182448, 185344, 193536, 205254, 208512, 221184, 234576, 243264, 258048, 273672, 278016, 290304, 312768, 324352, 331776, 364896, 370688, 387072, 410508, 417024, 469152, 486528, 516096, 547344, 556032, 580608, 625536, 648704, 663552, 729792, 741376, 774144, 821016, 834048, 938304, 973056, 1094688, 1112064, 1161216, 1251072, 1297408, 1459584, 1482752, 1548288, 1642032, 1668096, 1876608, 1946112, 2189376, 2224128, 2322432, 2502144, 2594816, 2919168, 3284064, 3336192, 3753216, 3892224, 4378752, 4448256, 4644864, 5004288, 5189632, 5838336, 6568128, 6672384, 7506432, 7784448, 8757504, 10008576, 10379264, 11676672, 13136256, 13344768, 15012864, 15568896, 17515008, 20017152, 23353344, 26272512, 30025728, 31137792, 35030016, 40034304, 46706688, 52545024, 60051456, 70060032, 93413376, 105090048, 120102912, 140120064, 210180096, 280240128, 420360192, 840720384]

約数ペア:

[(1, 840720384), (2, 420360192), (3, 280240128), (4, 210180096), (6, 140120064), (7, 120102912), (8, 105090048), (9, 93413376), (12, 70060032), (14, 60051456), (16, 52545024), (18, 46706688), (21, 40034304), (24, 35030016), (27, 31137792), (28, 30025728), (32, 26272512), (36, 23353344), (42, 20017152), (48, 17515008), (54, 15568896), (56, 15012864), (63, 13344768), (64, 13136256), (72, 11676672), (81, 10379264), (84, 10008576), (96, 8757504), (108, 7784448), (112, 7506432), (126, 6672384), (128, 6568128), (144, 5838336), (162, 5189632), (168, 5004288), (181, 4644864), (189, 4448256), (192, 4378752), (216, 3892224), (224, 3753216), (252, 3336192), (256, 3284064), (288, 2919168), (324, 2594816), (336, 2502144), (362, 2322432), (378, 2224128), (384, 2189376), (432, 1946112), (448, 1876608), (504, 1668096), (512, 1642032), (543, 1548288), (567, 1482752), (576, 1459584), (648, 1297408), (672, 1251072), (724, 1161216), (756, 1112064), (768, 1094688), (864, 973056), (896, 938304), (1008, 834048), (1024, 821016), (1086, 774144), (1134, 741376), (1152, 729792), (1267, 663552), (1296, 648704), (1344, 625536), (1448, 580608), (1512, 556032), (1536, 547344), (1629, 516096), (1728, 486528), (1792, 469152), (2016, 417024), (2048, 410508), (2172, 387072), (2268, 370688), (2304, 364896), (2534, 331776), (2592, 324352), (2688, 312768), (2896, 290304), (3024, 278016), (3072, 273672), (3258, 258048), (3456, 243264), (3584, 234576), (3801, 221184), (4032, 208512), (4096, 205254), (4344, 193536), (4536, 185344), (4608, 182448), (4887, 172032), (5068, 165888), (5184, 162176), (5376, 156384), (5792, 145152), (6048, 139008), (6144, 136836), (6516, 129024), (6912, 121632), (7168, 117288), (7602, 110592), (8064, 104256), (8192, 102627), (8688, 96768), (9072, 92672), (9216, 91224), (9774, 86016), (10136, 82944), (10368, 81088), (10752, 78192), (11403, 73728), (11584, 72576), (12096, 69504), (12288, 68418), (13032, 64512), (13824, 60816), (14336, 58644), (14661, 57344), (15204, 55296), (16128, 52128), (17376, 48384), (18144, 46336), (18432, 45612), (19548, 43008), (20272, 41472), (20736, 40544), (21504, 39096), (22806, 36864), (23168, 36288), (24192, 34752), (24576, 34209), (26064, 32256), (27648, 30408), (28672, 29322)]