311241216

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:167

約数の個数: 240

約数和(自身を含む): 988463520

約数和(自身を除く): 677222304

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 64, 66, 78, 88, 96, 104, 109, 128, 132, 143, 156, 169, 176, 192, 208, 218, 256, 264, 286, 312, 327, 338, 352, 384, 416, 429, 436, 507, 512, 528, 572, 624, 654, 676, 704, 768, 832, 858, 872, 1014, 1056, 1144, 1199, 1248, 1308, 1352, 1408, 1417, 1536, 1664, 1716, 1744, 1859, 2028, 2112, 2288, 2398, 2496, 2616, 2704, 2816, 2834, 3328, 3432, 3488, 3597, 3718, 4056, 4224, 4251, 4576, 4796, 4992, 5232, 5408, 5577, 5632, 5668, 6656, 6864, 6976, 7194, 7436, 8112, 8448, 8502, 9152, 9592, 9984, 10464, 10816, 11154, 11336, 13728, 13952, 14388, 14872, 15587, 16224, 16896, 17004, 18304, 18421, 19184, 19968, 20928, 21632, 22308, 22672, 27456, 27904, 28776, 29744, 31174, 32448, 34008, 36608, 36842, 38368, 41856, 43264, 44616, 45344, 46761, 54912, 55263, 55808, 57552, 59488, 62348, 64896, 68016, 73216, 73684, 76736, 83712, 86528, 89232, 90688, 93522, 109824, 110526, 115104, 118976, 124696, 129792, 136032, 147368, 153472, 167424, 178464, 181376, 187044, 202631, 219648, 221052, 230208, 237952, 249392, 259584, 272064, 294736, 306944, 356928, 362752, 374088, 405262, 442104, 460416, 475904, 498784, 544128, 589472, 607893, 613888, 713856, 725504, 748176, 810524, 884208, 920832, 951808, 997568, 1088256, 1178944, 1215786, 1427712, 1496352, 1621048, 1768416, 1841664, 1995136, 2176512, 2357888, 2431572, 2855424, 2992704, 3242096, 3536832, 3990272, 4715776, 4863144, 5985408, 6484192, 7073664, 7980544, 9431552, 9726288, 11970816, 12968384, 14147328, 19452576, 23941632, 25936768, 28294656, 38905152, 51873536, 77810304, 103747072, 155620608, 311241216]

約数ペア:

[(1, 311241216), (2, 155620608), (3, 103747072), (4, 77810304), (6, 51873536), (8, 38905152), (11, 28294656), (12, 25936768), (13, 23941632), (16, 19452576), (22, 14147328), (24, 12968384), (26, 11970816), (32, 9726288), (33, 9431552), (39, 7980544), (44, 7073664), (48, 6484192), (52, 5985408), (64, 4863144), (66, 4715776), (78, 3990272), (88, 3536832), (96, 3242096), (104, 2992704), (109, 2855424), (128, 2431572), (132, 2357888), (143, 2176512), (156, 1995136), (169, 1841664), (176, 1768416), (192, 1621048), (208, 1496352), (218, 1427712), (256, 1215786), (264, 1178944), (286, 1088256), (312, 997568), (327, 951808), (338, 920832), (352, 884208), (384, 810524), (416, 748176), (429, 725504), (436, 713856), (507, 613888), (512, 607893), (528, 589472), (572, 544128), (624, 498784), (654, 475904), (676, 460416), (704, 442104), (768, 405262), (832, 374088), (858, 362752), (872, 356928), (1014, 306944), (1056, 294736), (1144, 272064), (1199, 259584), (1248, 249392), (1308, 237952), (1352, 230208), (1408, 221052), (1417, 219648), (1536, 202631), (1664, 187044), (1716, 181376), (1744, 178464), (1859, 167424), (2028, 153472), (2112, 147368), (2288, 136032), (2398, 129792), (2496, 124696), (2616, 118976), (2704, 115104), (2816, 110526), (2834, 109824), (3328, 93522), (3432, 90688), (3488, 89232), (3597, 86528), (3718, 83712), (4056, 76736), (4224, 73684), (4251, 73216), (4576, 68016), (4796, 64896), (4992, 62348), (5232, 59488), (5408, 57552), (5577, 55808), (5632, 55263), (5668, 54912), (6656, 46761), (6864, 45344), (6976, 44616), (7194, 43264), (7436, 41856), (8112, 38368), (8448, 36842), (8502, 36608), (9152, 34008), (9592, 32448), (9984, 31174), (10464, 29744), (10816, 28776), (11154, 27904), (11336, 27456), (13728, 22672), (13952, 22308), (14388, 21632), (14872, 20928), (15587, 19968), (16224, 19184), (16896, 18421), (17004, 18304)]