131342288

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 160

約数和(自身を含む): 346644480

約数和(自身を除く): 215302192

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 112, 124, 133, 152, 154, 176, 181, 209, 217, 248, 266, 304, 308, 341, 362, 418, 434, 496, 532, 589, 616, 682, 724, 836, 868, 1064, 1178, 1232, 1267, 1364, 1448, 1463, 1672, 1736, 1991, 2128, 2356, 2387, 2534, 2728, 2896, 2926, 3344, 3439, 3472, 3982, 4123, 4712, 4774, 5068, 5456, 5611, 5852, 6479, 6878, 7964, 8246, 9424, 9548, 10136, 11222, 11704, 12958, 13756, 13937, 15928, 16492, 19096, 20272, 22444, 23408, 24073, 25916, 27512, 27874, 31856, 32984, 37829, 38192, 39277, 44888, 45353, 48146, 51832, 55024, 55748, 61721, 65968, 75658, 78554, 89776, 90706, 96292, 103664, 106609, 111496, 123442, 151316, 157108, 181412, 192584, 213218, 222992, 246884, 264803, 302632, 314216, 362824, 385168, 426436, 432047, 493768, 529606, 605264, 628432, 725648, 746263, 852872, 864094, 987536, 1059212, 1172699, 1492526, 1705744, 1728188, 2118424, 2345398, 2985052, 3456376, 4236848, 4690796, 5970104, 6912752, 8208893, 9381592, 11940208, 16417786, 18763184, 32835572, 65671144, 131342288]

約数ペア:

[(1, 131342288), (2, 65671144), (4, 32835572), (7, 18763184), (8, 16417786), (11, 11940208), (14, 9381592), (16, 8208893), (19, 6912752), (22, 5970104), (28, 4690796), (31, 4236848), (38, 3456376), (44, 2985052), (56, 2345398), (62, 2118424), (76, 1728188), (77, 1705744), (88, 1492526), (112, 1172699), (124, 1059212), (133, 987536), (152, 864094), (154, 852872), (176, 746263), (181, 725648), (209, 628432), (217, 605264), (248, 529606), (266, 493768), (304, 432047), (308, 426436), (341, 385168), (362, 362824), (418, 314216), (434, 302632), (496, 264803), (532, 246884), (589, 222992), (616, 213218), (682, 192584), (724, 181412), (836, 157108), (868, 151316), (1064, 123442), (1178, 111496), (1232, 106609), (1267, 103664), (1364, 96292), (1448, 90706), (1463, 89776), (1672, 78554), (1736, 75658), (1991, 65968), (2128, 61721), (2356, 55748), (2387, 55024), (2534, 51832), (2728, 48146), (2896, 45353), (2926, 44888), (3344, 39277), (3439, 38192), (3472, 37829), (3982, 32984), (4123, 31856), (4712, 27874), (4774, 27512), (5068, 25916), (5456, 24073), (5611, 23408), (5852, 22444), (6479, 20272), (6878, 19096), (7964, 16492), (8246, 15928), (9424, 13937), (9548, 13756), (10136, 12958), (11222, 11704)]