247569920

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:252

約数の個数: 160

約数和(自身を含む): 657895392

約数和(自身を除く): 410325472

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 128, 130, 160, 172, 173, 208, 215, 256, 260, 320, 344, 346, 416, 430, 512, 520, 559, 640, 688, 692, 832, 860, 865, 1040, 1118, 1280, 1376, 1384, 1664, 1720, 1730, 2080, 2236, 2249, 2560, 2752, 2768, 2795, 3328, 3440, 3460, 4160, 4472, 4498, 5504, 5536, 5590, 6656, 6880, 6920, 7439, 8320, 8944, 8996, 11008, 11072, 11180, 11245, 13760, 13840, 14878, 16640, 17888, 17992, 22016, 22144, 22360, 22490, 27520, 27680, 29756, 33280, 35776, 35984, 37195, 44288, 44720, 44980, 55040, 55360, 59512, 71552, 71968, 74390, 88576, 89440, 89960, 96707, 110080, 110720, 119024, 143104, 143936, 148780, 178880, 179920, 193414, 221440, 238048, 286208, 287872, 297560, 357760, 359840, 386828, 442880, 476096, 483535, 575744, 595120, 715520, 719680, 773656, 952192, 967070, 1151488, 1190240, 1431040, 1439360, 1547312, 1904384, 1934140, 2380480, 2878720, 3094624, 3808768, 3868280, 4760960, 5757440, 6189248, 7736560, 9521920, 12378496, 15473120, 19043840, 24756992, 30946240, 49513984, 61892480, 123784960, 247569920]

約数ペア:

[(1, 247569920), (2, 123784960), (4, 61892480), (5, 49513984), (8, 30946240), (10, 24756992), (13, 19043840), (16, 15473120), (20, 12378496), (26, 9521920), (32, 7736560), (40, 6189248), (43, 5757440), (52, 4760960), (64, 3868280), (65, 3808768), (80, 3094624), (86, 2878720), (104, 2380480), (128, 1934140), (130, 1904384), (160, 1547312), (172, 1439360), (173, 1431040), (208, 1190240), (215, 1151488), (256, 967070), (260, 952192), (320, 773656), (344, 719680), (346, 715520), (416, 595120), (430, 575744), (512, 483535), (520, 476096), (559, 442880), (640, 386828), (688, 359840), (692, 357760), (832, 297560), (860, 287872), (865, 286208), (1040, 238048), (1118, 221440), (1280, 193414), (1376, 179920), (1384, 178880), (1664, 148780), (1720, 143936), (1730, 143104), (2080, 119024), (2236, 110720), (2249, 110080), (2560, 96707), (2752, 89960), (2768, 89440), (2795, 88576), (3328, 74390), (3440, 71968), (3460, 71552), (4160, 59512), (4472, 55360), (4498, 55040), (5504, 44980), (5536, 44720), (5590, 44288), (6656, 37195), (6880, 35984), (6920, 35776), (7439, 33280), (8320, 29756), (8944, 27680), (8996, 27520), (11008, 22490), (11072, 22360), (11180, 22144), (11245, 22016), (13760, 17992), (13840, 17888), (14878, 16640)]