297489920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1277}}^1$

素因数の和:1320

約数の個数: 160

約数和(自身を含む): 878568768

約数和(自身を除く): 581078848

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 512, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1277, 1280, 1456, 1664, 1792, 1820, 2080, 2240, 2554, 2560, 2912, 3328, 3584, 3640, 4160, 4480, 5108, 5824, 6385, 6656, 7280, 8320, 8939, 8960, 10216, 11648, 12770, 14560, 16601, 16640, 17878, 17920, 20432, 23296, 25540, 29120, 33202, 33280, 35756, 40864, 44695, 46592, 51080, 58240, 66404, 71512, 81728, 83005, 89390, 102160, 116207, 116480, 132808, 143024, 163456, 166010, 178780, 204320, 232414, 232960, 265616, 286048, 326912, 332020, 357560, 408640, 464828, 531232, 572096, 581035, 653824, 664040, 715120, 817280, 929656, 1062464, 1144192, 1162070, 1328080, 1430240, 1634560, 1859312, 2124928, 2288384, 2324140, 2656160, 2860480, 3269120, 3718624, 4249856, 4576768, 4648280, 5312320, 5720960, 7437248, 8499712, 9296560, 10624640, 11441920, 14874496, 18593120, 21249280, 22883840, 29748992, 37186240, 42498560, 59497984, 74372480, 148744960, 297489920]

約数ペア:

[(1, 297489920), (2, 148744960), (4, 74372480), (5, 59497984), (7, 42498560), (8, 37186240), (10, 29748992), (13, 22883840), (14, 21249280), (16, 18593120), (20, 14874496), (26, 11441920), (28, 10624640), (32, 9296560), (35, 8499712), (40, 7437248), (52, 5720960), (56, 5312320), (64, 4648280), (65, 4576768), (70, 4249856), (80, 3718624), (91, 3269120), (104, 2860480), (112, 2656160), (128, 2324140), (130, 2288384), (140, 2124928), (160, 1859312), (182, 1634560), (208, 1430240), (224, 1328080), (256, 1162070), (260, 1144192), (280, 1062464), (320, 929656), (364, 817280), (416, 715120), (448, 664040), (455, 653824), (512, 581035), (520, 572096), (560, 531232), (640, 464828), (728, 408640), (832, 357560), (896, 332020), (910, 326912), (1040, 286048), (1120, 265616), (1277, 232960), (1280, 232414), (1456, 204320), (1664, 178780), (1792, 166010), (1820, 163456), (2080, 143024), (2240, 132808), (2554, 116480), (2560, 116207), (2912, 102160), (3328, 89390), (3584, 83005), (3640, 81728), (4160, 71512), (4480, 66404), (5108, 58240), (5824, 51080), (6385, 46592), (6656, 44695), (7280, 40864), (8320, 35756), (8939, 33280), (8960, 33202), (10216, 29120), (11648, 25540), (12770, 23296), (14560, 20432), (16601, 17920), (16640, 17878)]