388681472

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 880653312

約数和(自身を除く): 491971840

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 43, 62, 64, 67, 68, 86, 124, 128, 134, 136, 172, 248, 256, 268, 272, 344, 496, 527, 536, 544, 688, 731, 992, 1054, 1072, 1088, 1139, 1333, 1376, 1462, 1984, 2077, 2108, 2144, 2176, 2278, 2666, 2752, 2881, 2924, 3968, 4154, 4216, 4288, 4352, 4556, 5332, 5504, 5762, 5848, 7936, 8308, 8432, 8576, 9112, 10664, 11008, 11524, 11696, 16616, 16864, 17152, 18224, 21328, 22661, 23048, 23392, 33232, 33728, 35309, 36448, 42656, 45322, 46096, 46784, 48977, 66464, 67456, 70618, 72896, 85312, 89311, 90644, 92192, 93568, 97954, 132928, 134912, 141236, 145792, 170624, 178622, 181288, 184384, 187136, 195908, 265856, 282472, 291584, 341248, 357244, 362576, 368768, 391816, 531712, 564944, 714488, 725152, 737536, 783632, 1129888, 1428976, 1450304, 1518287, 1567264, 2259776, 2857952, 2900608, 3036574, 3134528, 4519552, 5715904, 5801216, 6073148, 6269056, 9039104, 11431808, 12146296, 12538112, 22863616, 24292592, 48585184, 97170368, 194340736, 388681472]

約数ペア:

[(1, 388681472), (2, 194340736), (4, 97170368), (8, 48585184), (16, 24292592), (17, 22863616), (31, 12538112), (32, 12146296), (34, 11431808), (43, 9039104), (62, 6269056), (64, 6073148), (67, 5801216), (68, 5715904), (86, 4519552), (124, 3134528), (128, 3036574), (134, 2900608), (136, 2857952), (172, 2259776), (248, 1567264), (256, 1518287), (268, 1450304), (272, 1428976), (344, 1129888), (496, 783632), (527, 737536), (536, 725152), (544, 714488), (688, 564944), (731, 531712), (992, 391816), (1054, 368768), (1072, 362576), (1088, 357244), (1139, 341248), (1333, 291584), (1376, 282472), (1462, 265856), (1984, 195908), (2077, 187136), (2108, 184384), (2144, 181288), (2176, 178622), (2278, 170624), (2666, 145792), (2752, 141236), (2881, 134912), (2924, 132928), (3968, 97954), (4154, 93568), (4216, 92192), (4288, 90644), (4352, 89311), (4556, 85312), (5332, 72896), (5504, 70618), (5762, 67456), (5848, 66464), (7936, 48977), (8308, 46784), (8432, 46096), (8576, 45322), (9112, 42656), (10664, 36448), (11008, 35309), (11524, 33728), (11696, 33232), (16616, 23392), (16864, 23048), (17152, 22661), (18224, 21328)]