168991984

素因数分解:

$2^4\times 7^4\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:172

約数の個数: 100

約数和(自身を含む): 393865416

約数和(自身を除く): 224873432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 53, 56, 83, 98, 106, 112, 166, 196, 212, 332, 343, 371, 392, 424, 581, 664, 686, 742, 784, 848, 1162, 1328, 1372, 1484, 2324, 2401, 2597, 2744, 2968, 4067, 4399, 4648, 4802, 5194, 5488, 5936, 8134, 8798, 9296, 9604, 10388, 16268, 17596, 18179, 19208, 20776, 28469, 30793, 32536, 35192, 36358, 38416, 41552, 56938, 61586, 65072, 70384, 72716, 113876, 123172, 127253, 145432, 199283, 215551, 227752, 246344, 254506, 290864, 398566, 431102, 455504, 492688, 509012, 797132, 862204, 1018024, 1508857, 1594264, 1724408, 2036048, 3017714, 3188528, 3448816, 6035428, 10561999, 12070856, 21123998, 24141712, 42247996, 84495992, 168991984]

約数ペア:

[(1, 168991984), (2, 84495992), (4, 42247996), (7, 24141712), (8, 21123998), (14, 12070856), (16, 10561999), (28, 6035428), (49, 3448816), (53, 3188528), (56, 3017714), (83, 2036048), (98, 1724408), (106, 1594264), (112, 1508857), (166, 1018024), (196, 862204), (212, 797132), (332, 509012), (343, 492688), (371, 455504), (392, 431102), (424, 398566), (581, 290864), (664, 254506), (686, 246344), (742, 227752), (784, 215551), (848, 199283), (1162, 145432), (1328, 127253), (1372, 123172), (1484, 113876), (2324, 72716), (2401, 70384), (2597, 65072), (2744, 61586), (2968, 56938), (4067, 41552), (4399, 38416), (4648, 36358), (4802, 35192), (5194, 32536), (5488, 30793), (5936, 28469), (8134, 20776), (8798, 19208), (9296, 18179), (9604, 17596), (10388, 16268)]