127964032

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 319610880

約数和(自身を除く): 191646848

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 56, 62, 64, 68, 112, 119, 124, 128, 136, 217, 224, 238, 248, 271, 272, 434, 448, 476, 496, 527, 542, 544, 868, 896, 952, 992, 1054, 1084, 1088, 1736, 1897, 1904, 1984, 2108, 2168, 2176, 3472, 3689, 3794, 3808, 3968, 4216, 4336, 4607, 6944, 7378, 7588, 7616, 8401, 8432, 8672, 9214, 13888, 14756, 15176, 15232, 16802, 16864, 17344, 18428, 27776, 29512, 30352, 32249, 33604, 33728, 34688, 36856, 58807, 59024, 60704, 64498, 67208, 67456, 73712, 117614, 118048, 121408, 128996, 134416, 142817, 147424, 235228, 236096, 242816, 257992, 268832, 285634, 294848, 470456, 472192, 515984, 537664, 571268, 589696, 940912, 999719, 1031968, 1075328, 1142536, 1881824, 1999438, 2063936, 2285072, 3763648, 3998876, 4127872, 4570144, 7527296, 7997752, 9140288, 15995504, 18280576, 31991008, 63982016, 127964032]

約数ペア:

[(1, 127964032), (2, 63982016), (4, 31991008), (7, 18280576), (8, 15995504), (14, 9140288), (16, 7997752), (17, 7527296), (28, 4570144), (31, 4127872), (32, 3998876), (34, 3763648), (56, 2285072), (62, 2063936), (64, 1999438), (68, 1881824), (112, 1142536), (119, 1075328), (124, 1031968), (128, 999719), (136, 940912), (217, 589696), (224, 571268), (238, 537664), (248, 515984), (271, 472192), (272, 470456), (434, 294848), (448, 285634), (476, 268832), (496, 257992), (527, 242816), (542, 236096), (544, 235228), (868, 147424), (896, 142817), (952, 134416), (992, 128996), (1054, 121408), (1084, 118048), (1088, 117614), (1736, 73712), (1897, 67456), (1904, 67208), (1984, 64498), (2108, 60704), (2168, 59024), (2176, 58807), (3472, 36856), (3689, 34688), (3794, 33728), (3808, 33604), (3968, 32249), (4216, 30352), (4336, 29512), (4607, 27776), (6944, 18428), (7378, 17344), (7588, 16864), (7616, 16802), (8401, 15232), (8432, 15176), (8672, 14756), (9214, 13888)]