20172350448

素因数分解:

$2^4\times 3^2\times {\mathrm{131}}^1\times {\mathrm{499}}^1\times {\mathrm{2143}}^1$

素因数の和:2787

約数の個数: 120

約数和(自身を含む): 57026112000

約数和(自身を除く): 36853761552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 131, 144, 262, 393, 499, 524, 786, 998, 1048, 1179, 1497, 1572, 1996, 2096, 2143, 2358, 2994, 3144, 3992, 4286, 4491, 4716, 5988, 6288, 6429, 7984, 8572, 8982, 9432, 11976, 12858, 17144, 17964, 18864, 19287, 23952, 25716, 34288, 35928, 38574, 51432, 65369, 71856, 77148, 102864, 130738, 154296, 196107, 261476, 280733, 308592, 392214, 522952, 561466, 588321, 784428, 842199, 1045904, 1069357, 1122932, 1176642, 1568856, 1684398, 2138714, 2245864, 2353284, 2526597, 3137712, 3208071, 3368796, 4277428, 4491728, 4706568, 5053194, 6416142, 6737592, 8554856, 9413136, 9624213, 10106388, 12832284, 13475184, 17109712, 19248426, 20212776, 25664568, 38496852, 40425552, 51329136, 76993704, 140085767, 153987408, 280171534, 420257301, 560343068, 840514602, 1120686136, 1260771903, 1681029204, 2241372272, 2521543806, 3362058408, 5043087612, 6724116816, 10086175224, 20172350448]

約数ペア:

[(1, 20172350448), (2, 10086175224), (3, 6724116816), (4, 5043087612), (6, 3362058408), (8, 2521543806), (9, 2241372272), (12, 1681029204), (16, 1260771903), (18, 1120686136), (24, 840514602), (36, 560343068), (48, 420257301), (72, 280171534), (131, 153987408), (144, 140085767), (262, 76993704), (393, 51329136), (499, 40425552), (524, 38496852), (786, 25664568), (998, 20212776), (1048, 19248426), (1179, 17109712), (1497, 13475184), (1572, 12832284), (1996, 10106388), (2096, 9624213), (2143, 9413136), (2358, 8554856), (2994, 6737592), (3144, 6416142), (3992, 5053194), (4286, 4706568), (4491, 4491728), (4716, 4277428), (5988, 3368796), (6288, 3208071), (6429, 3137712), (7984, 2526597), (8572, 2353284), (8982, 2245864), (9432, 2138714), (11976, 1684398), (12858, 1568856), (17144, 1176642), (17964, 1122932), (18864, 1069357), (19287, 1045904), (23952, 842199), (25716, 784428), (34288, 588321), (35928, 561466), (38574, 522952), (51432, 392214), (65369, 308592), (71856, 280733), (77148, 261476), (102864, 196107), (130738, 154296)]