68640768

素因数分解:

$2^{13}\times 3^2\times 7^2\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 252

約数和(自身を含む): 242796060

約数和(自身を除く): 174155292

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 49, 56, 57, 63, 64, 72, 76, 84, 96, 98, 112, 114, 126, 128, 133, 144, 147, 152, 168, 171, 192, 196, 224, 228, 252, 256, 266, 288, 294, 304, 336, 342, 384, 392, 399, 441, 448, 456, 504, 512, 532, 576, 588, 608, 672, 684, 768, 784, 798, 882, 896, 912, 931, 1008, 1024, 1064, 1152, 1176, 1197, 1216, 1344, 1368, 1536, 1568, 1596, 1764, 1792, 1824, 1862, 2016, 2048, 2128, 2304, 2352, 2394, 2432, 2688, 2736, 2793, 3072, 3136, 3192, 3528, 3584, 3648, 3724, 4032, 4096, 4256, 4608, 4704, 4788, 4864, 5376, 5472, 5586, 6144, 6272, 6384, 7056, 7168, 7296, 7448, 8064, 8192, 8379, 8512, 9216, 9408, 9576, 9728, 10752, 10944, 11172, 12288, 12544, 12768, 14112, 14336, 14592, 14896, 16128, 16758, 17024, 18432, 18816, 19152, 19456, 21504, 21888, 22344, 24576, 25088, 25536, 28224, 28672, 29184, 29792, 32256, 33516, 34048, 36864, 37632, 38304, 38912, 43008, 43776, 44688, 50176, 51072, 56448, 57344, 58368, 59584, 64512, 67032, 68096, 73728, 75264, 76608, 77824, 86016, 87552, 89376, 100352, 102144, 112896, 116736, 119168, 129024, 134064, 136192, 150528, 153216, 155648, 172032, 175104, 178752, 200704, 204288, 225792, 233472, 238336, 258048, 268128, 272384, 301056, 306432, 350208, 357504, 401408, 408576, 451584, 466944, 476672, 516096, 536256, 544768, 602112, 612864, 700416, 715008, 817152, 903168, 953344, 1072512, 1089536, 1204224, 1225728, 1400832, 1430016, 1634304, 1806336, 1906688, 2145024, 2451456, 2860032, 3268608, 3612672, 3813376, 4290048, 4902912, 5720064, 7626752, 8580096, 9805824, 11440128, 17160192, 22880256, 34320384, 68640768]

約数ペア:

[(1, 68640768), (2, 34320384), (3, 22880256), (4, 17160192), (6, 11440128), (7, 9805824), (8, 8580096), (9, 7626752), (12, 5720064), (14, 4902912), (16, 4290048), (18, 3813376), (19, 3612672), (21, 3268608), (24, 2860032), (28, 2451456), (32, 2145024), (36, 1906688), (38, 1806336), (42, 1634304), (48, 1430016), (49, 1400832), (56, 1225728), (57, 1204224), (63, 1089536), (64, 1072512), (72, 953344), (76, 903168), (84, 817152), (96, 715008), (98, 700416), (112, 612864), (114, 602112), (126, 544768), (128, 536256), (133, 516096), (144, 476672), (147, 466944), (152, 451584), (168, 408576), (171, 401408), (192, 357504), (196, 350208), (224, 306432), (228, 301056), (252, 272384), (256, 268128), (266, 258048), (288, 238336), (294, 233472), (304, 225792), (336, 204288), (342, 200704), (384, 178752), (392, 175104), (399, 172032), (441, 155648), (448, 153216), (456, 150528), (504, 136192), (512, 134064), (532, 129024), (576, 119168), (588, 116736), (608, 112896), (672, 102144), (684, 100352), (768, 89376), (784, 87552), (798, 86016), (882, 77824), (896, 76608), (912, 75264), (931, 73728), (1008, 68096), (1024, 67032), (1064, 64512), (1152, 59584), (1176, 58368), (1197, 57344), (1216, 56448), (1344, 51072), (1368, 50176), (1536, 44688), (1568, 43776), (1596, 43008), (1764, 38912), (1792, 38304), (1824, 37632), (1862, 36864), (2016, 34048), (2048, 33516), (2128, 32256), (2304, 29792), (2352, 29184), (2394, 28672), (2432, 28224), (2688, 25536), (2736, 25088), (2793, 24576), (3072, 22344), (3136, 21888), (3192, 21504), (3528, 19456), (3584, 19152), (3648, 18816), (3724, 18432), (4032, 17024), (4096, 16758), (4256, 16128), (4608, 14896), (4704, 14592), (4788, 14336), (4864, 14112), (5376, 12768), (5472, 12544), (5586, 12288), (6144, 11172), (6272, 10944), (6384, 10752), (7056, 9728), (7168, 9576), (7296, 9408), (7448, 9216), (8064, 8512), (8192, 8379)]