217021728

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 288

約数和(自身を含む): 762556032

約数和(自身を除く): 545534304

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 17, 21, 22, 24, 28, 32, 33, 34, 42, 44, 48, 51, 56, 66, 68, 77, 84, 88, 96, 102, 112, 119, 121, 132, 136, 154, 157, 168, 176, 187, 204, 224, 231, 238, 242, 264, 272, 308, 314, 336, 352, 357, 363, 374, 408, 462, 471, 476, 484, 528, 544, 561, 616, 628, 672, 714, 726, 748, 816, 847, 924, 942, 952, 968, 1056, 1099, 1122, 1232, 1256, 1309, 1428, 1452, 1496, 1632, 1694, 1727, 1848, 1884, 1904, 1936, 2057, 2198, 2244, 2464, 2512, 2541, 2618, 2669, 2856, 2904, 2992, 3297, 3388, 3454, 3696, 3768, 3808, 3872, 3927, 4114, 4396, 4488, 5024, 5082, 5181, 5236, 5338, 5712, 5808, 5984, 6171, 6594, 6776, 6908, 7392, 7536, 7854, 8007, 8228, 8792, 8976, 10164, 10362, 10472, 10676, 11424, 11616, 12089, 12342, 13188, 13552, 13816, 14399, 15072, 15708, 16014, 16456, 17584, 17952, 18683, 18997, 20328, 20724, 20944, 21352, 24178, 24684, 26376, 27104, 27632, 28798, 29359, 31416, 32028, 32912, 35168, 36267, 37366, 37994, 40656, 41448, 41888, 42704, 43197, 48356, 49368, 52752, 55264, 56049, 56991, 57596, 58718, 62832, 64056, 65824, 72534, 74732, 75988, 81312, 82896, 85408, 86394, 88077, 96712, 98736, 105504, 112098, 113982, 115192, 117436, 125664, 128112, 132979, 145068, 149464, 151976, 165792, 172788, 176154, 193424, 197472, 205513, 224196, 227964, 230384, 234872, 256224, 265958, 290136, 298928, 303952, 322949, 345576, 352308, 386848, 398937, 411026, 448392, 455928, 460768, 469744, 531916, 580272, 597856, 607904, 616539, 645898, 691152, 704616, 797874, 822052, 896784, 911856, 939488, 968847, 1063832, 1160544, 1233078, 1291796, 1382304, 1409232, 1595748, 1644104, 1793568, 1823712, 1937694, 2127664, 2260643, 2466156, 2583592, 2818464, 3191496, 3288208, 3875388, 4255328, 4521286, 4932312, 5167184, 6382992, 6576416, 6781929, 7750776, 9042572, 9864624, 10334368, 12765984, 13563858, 15501552, 18085144, 19729248, 27127716, 31003104, 36170288, 54255432, 72340576, 108510864, 217021728]

約数ペア:

[(1, 217021728), (2, 108510864), (3, 72340576), (4, 54255432), (6, 36170288), (7, 31003104), (8, 27127716), (11, 19729248), (12, 18085144), (14, 15501552), (16, 13563858), (17, 12765984), (21, 10334368), (22, 9864624), (24, 9042572), (28, 7750776), (32, 6781929), (33, 6576416), (34, 6382992), (42, 5167184), (44, 4932312), (48, 4521286), (51, 4255328), (56, 3875388), (66, 3288208), (68, 3191496), (77, 2818464), (84, 2583592), (88, 2466156), (96, 2260643), (102, 2127664), (112, 1937694), (119, 1823712), (121, 1793568), (132, 1644104), (136, 1595748), (154, 1409232), (157, 1382304), (168, 1291796), (176, 1233078), (187, 1160544), (204, 1063832), (224, 968847), (231, 939488), (238, 911856), (242, 896784), (264, 822052), (272, 797874), (308, 704616), (314, 691152), (336, 645898), (352, 616539), (357, 607904), (363, 597856), (374, 580272), (408, 531916), (462, 469744), (471, 460768), (476, 455928), (484, 448392), (528, 411026), (544, 398937), (561, 386848), (616, 352308), (628, 345576), (672, 322949), (714, 303952), (726, 298928), (748, 290136), (816, 265958), (847, 256224), (924, 234872), (942, 230384), (952, 227964), (968, 224196), (1056, 205513), (1099, 197472), (1122, 193424), (1232, 176154), (1256, 172788), (1309, 165792), (1428, 151976), (1452, 149464), (1496, 145068), (1632, 132979), (1694, 128112), (1727, 125664), (1848, 117436), (1884, 115192), (1904, 113982), (1936, 112098), (2057, 105504), (2198, 98736), (2244, 96712), (2464, 88077), (2512, 86394), (2541, 85408), (2618, 82896), (2669, 81312), (2856, 75988), (2904, 74732), (2992, 72534), (3297, 65824), (3388, 64056), (3454, 62832), (3696, 58718), (3768, 57596), (3808, 56991), (3872, 56049), (3927, 55264), (4114, 52752), (4396, 49368), (4488, 48356), (5024, 43197), (5082, 42704), (5181, 41888), (5236, 41448), (5338, 40656), (5712, 37994), (5808, 37366), (5984, 36267), (6171, 35168), (6594, 32912), (6776, 32028), (6908, 31416), (7392, 29359), (7536, 28798), (7854, 27632), (8007, 27104), (8228, 26376), (8792, 24684), (8976, 24178), (10164, 21352), (10362, 20944), (10472, 20724), (10676, 20328), (11424, 18997), (11616, 18683), (12089, 17952), (12342, 17584), (13188, 16456), (13552, 16014), (13816, 15708), (14399, 15072)]