206785280

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 216

約数和(自身を含む): 579817392

約数和(自身を除く): 373032112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 43, 52, 64, 65, 68, 80, 85, 86, 104, 128, 130, 136, 160, 170, 172, 208, 215, 221, 256, 260, 272, 289, 320, 340, 344, 416, 430, 442, 520, 544, 559, 578, 640, 680, 688, 731, 832, 860, 884, 1040, 1088, 1105, 1118, 1156, 1280, 1360, 1376, 1445, 1462, 1664, 1720, 1768, 2080, 2176, 2210, 2236, 2312, 2720, 2752, 2795, 2890, 2924, 3328, 3440, 3536, 3655, 3757, 4160, 4352, 4420, 4472, 4624, 5440, 5504, 5590, 5780, 5848, 6880, 7072, 7310, 7514, 8320, 8840, 8944, 9248, 9503, 10880, 11008, 11180, 11560, 11696, 12427, 13760, 14144, 14620, 15028, 16640, 17680, 17888, 18496, 18785, 19006, 21760, 22360, 23120, 23392, 24854, 27520, 28288, 29240, 30056, 35360, 35776, 36992, 37570, 38012, 44720, 46240, 46784, 47515, 49708, 55040, 56576, 58480, 60112, 62135, 70720, 71552, 73984, 75140, 76024, 89440, 92480, 93568, 95030, 99416, 116960, 120224, 124270, 141440, 143104, 150280, 152048, 161551, 178880, 184960, 187136, 190060, 198832, 233920, 240448, 248540, 282880, 300560, 304096, 323102, 357760, 369920, 380120, 397664, 467840, 480896, 497080, 601120, 608192, 646204, 715520, 760240, 795328, 807755, 935680, 961792, 994160, 1202240, 1216384, 1292408, 1520480, 1590656, 1615510, 1988320, 2404480, 2432768, 2584816, 3040960, 3181312, 3231020, 3976640, 4808960, 5169632, 6081920, 6462040, 7953280, 10339264, 12163840, 12924080, 15906560, 20678528, 25848160, 41357056, 51696320, 103392640, 206785280]

約数ペア:

[(1, 206785280), (2, 103392640), (4, 51696320), (5, 41357056), (8, 25848160), (10, 20678528), (13, 15906560), (16, 12924080), (17, 12163840), (20, 10339264), (26, 7953280), (32, 6462040), (34, 6081920), (40, 5169632), (43, 4808960), (52, 3976640), (64, 3231020), (65, 3181312), (68, 3040960), (80, 2584816), (85, 2432768), (86, 2404480), (104, 1988320), (128, 1615510), (130, 1590656), (136, 1520480), (160, 1292408), (170, 1216384), (172, 1202240), (208, 994160), (215, 961792), (221, 935680), (256, 807755), (260, 795328), (272, 760240), (289, 715520), (320, 646204), (340, 608192), (344, 601120), (416, 497080), (430, 480896), (442, 467840), (520, 397664), (544, 380120), (559, 369920), (578, 357760), (640, 323102), (680, 304096), (688, 300560), (731, 282880), (832, 248540), (860, 240448), (884, 233920), (1040, 198832), (1088, 190060), (1105, 187136), (1118, 184960), (1156, 178880), (1280, 161551), (1360, 152048), (1376, 150280), (1445, 143104), (1462, 141440), (1664, 124270), (1720, 120224), (1768, 116960), (2080, 99416), (2176, 95030), (2210, 93568), (2236, 92480), (2312, 89440), (2720, 76024), (2752, 75140), (2795, 73984), (2890, 71552), (2924, 70720), (3328, 62135), (3440, 60112), (3536, 58480), (3655, 56576), (3757, 55040), (4160, 49708), (4352, 47515), (4420, 46784), (4472, 46240), (4624, 44720), (5440, 38012), (5504, 37570), (5590, 36992), (5780, 35776), (5848, 35360), (6880, 30056), (7072, 29240), (7310, 28288), (7514, 27520), (8320, 24854), (8840, 23392), (8944, 23120), (9248, 22360), (9503, 21760), (10880, 19006), (11008, 18785), (11180, 18496), (11560, 17888), (11696, 17680), (12427, 16640), (13760, 15028), (14144, 14620)]