161779072

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:113

約数の個数: 256

約数和(自身を含む): 452390400

約数和(自身を除く): 290611328

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 19, 26, 28, 32, 34, 38, 43, 52, 56, 64, 68, 76, 86, 91, 104, 112, 119, 128, 133, 136, 152, 172, 182, 208, 221, 224, 238, 247, 266, 272, 301, 304, 323, 344, 364, 416, 442, 448, 476, 494, 532, 544, 559, 602, 608, 646, 688, 728, 731, 817, 832, 884, 896, 952, 988, 1064, 1088, 1118, 1204, 1216, 1292, 1376, 1456, 1462, 1547, 1634, 1664, 1729, 1768, 1904, 1976, 2128, 2176, 2236, 2261, 2408, 2432, 2584, 2752, 2912, 2924, 3094, 3268, 3458, 3536, 3808, 3913, 3952, 4199, 4256, 4472, 4522, 4816, 5117, 5168, 5504, 5719, 5824, 5848, 6188, 6536, 6916, 7072, 7616, 7826, 7904, 8398, 8512, 8944, 9044, 9503, 9632, 10234, 10336, 10621, 11438, 11648, 11696, 12376, 13072, 13832, 13889, 14144, 15232, 15652, 15808, 16796, 17024, 17888, 18088, 19006, 19264, 20468, 20672, 21242, 22876, 23392, 24752, 26144, 27664, 27778, 28288, 29393, 31304, 31616, 33592, 35776, 36176, 38012, 38528, 40936, 41344, 42484, 45752, 46784, 49504, 52288, 55328, 55556, 58786, 62608, 66521, 67184, 71552, 72352, 74347, 76024, 81872, 84968, 91504, 93568, 97223, 99008, 104576, 110656, 111112, 117572, 125216, 133042, 134368, 144704, 148694, 152048, 163744, 169936, 180557, 183008, 194446, 198016, 221312, 222224, 235144, 250432, 266084, 268736, 289408, 297388, 304096, 327488, 339872, 361114, 366016, 388892, 444448, 470288, 500864, 532168, 537472, 594776, 608192, 654976, 679744, 722228, 732032, 777784, 888896, 940576, 1064336, 1189552, 1216384, 1263899, 1359488, 1444456, 1555568, 1777792, 1881152, 2128672, 2379104, 2527798, 2888912, 3111136, 3762304, 4257344, 4758208, 5055596, 5777824, 6222272, 8514688, 9516416, 10111192, 11555648, 12444544, 20222384, 23111296, 40444768, 80889536, 161779072]

約数ペア:

[(1, 161779072), (2, 80889536), (4, 40444768), (7, 23111296), (8, 20222384), (13, 12444544), (14, 11555648), (16, 10111192), (17, 9516416), (19, 8514688), (26, 6222272), (28, 5777824), (32, 5055596), (34, 4758208), (38, 4257344), (43, 3762304), (52, 3111136), (56, 2888912), (64, 2527798), (68, 2379104), (76, 2128672), (86, 1881152), (91, 1777792), (104, 1555568), (112, 1444456), (119, 1359488), (128, 1263899), (133, 1216384), (136, 1189552), (152, 1064336), (172, 940576), (182, 888896), (208, 777784), (221, 732032), (224, 722228), (238, 679744), (247, 654976), (266, 608192), (272, 594776), (301, 537472), (304, 532168), (323, 500864), (344, 470288), (364, 444448), (416, 388892), (442, 366016), (448, 361114), (476, 339872), (494, 327488), (532, 304096), (544, 297388), (559, 289408), (602, 268736), (608, 266084), (646, 250432), (688, 235144), (728, 222224), (731, 221312), (817, 198016), (832, 194446), (884, 183008), (896, 180557), (952, 169936), (988, 163744), (1064, 152048), (1088, 148694), (1118, 144704), (1204, 134368), (1216, 133042), (1292, 125216), (1376, 117572), (1456, 111112), (1462, 110656), (1547, 104576), (1634, 99008), (1664, 97223), (1729, 93568), (1768, 91504), (1904, 84968), (1976, 81872), (2128, 76024), (2176, 74347), (2236, 72352), (2261, 71552), (2408, 67184), (2432, 66521), (2584, 62608), (2752, 58786), (2912, 55556), (2924, 55328), (3094, 52288), (3268, 49504), (3458, 46784), (3536, 45752), (3808, 42484), (3913, 41344), (3952, 40936), (4199, 38528), (4256, 38012), (4472, 36176), (4522, 35776), (4816, 33592), (5117, 31616), (5168, 31304), (5504, 29393), (5719, 28288), (5824, 27778), (5848, 27664), (6188, 26144), (6536, 24752), (6916, 23392), (7072, 22876), (7616, 21242), (7826, 20672), (7904, 20468), (8398, 19264), (8512, 19006), (8944, 18088), (9044, 17888), (9503, 17024), (9632, 16796), (10234, 15808), (10336, 15652), (10621, 15232), (11438, 14144), (11648, 13889), (11696, 13832), (12376, 13072)]