200978560

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 503553600

約数和(自身を除く): 302575040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 67, 80, 86, 109, 128, 134, 160, 172, 215, 218, 268, 320, 335, 344, 430, 436, 536, 545, 640, 670, 688, 860, 872, 1072, 1090, 1340, 1376, 1720, 1744, 2144, 2180, 2680, 2752, 2881, 3440, 3488, 4288, 4360, 4687, 5360, 5504, 5762, 6880, 6976, 7303, 8576, 8720, 9374, 10720, 11524, 13760, 13952, 14405, 14606, 17440, 18748, 21440, 23048, 23435, 27520, 28810, 29212, 34880, 36515, 37496, 42880, 46096, 46870, 57620, 58424, 69760, 73030, 74992, 92192, 93740, 115240, 116848, 146060, 149984, 184384, 187480, 230480, 233696, 292120, 299968, 314029, 368768, 374960, 460960, 467392, 584240, 599936, 628058, 749920, 921920, 934784, 1168480, 1256116, 1499840, 1570145, 1843840, 2336960, 2512232, 2999680, 3140290, 4673920, 5024464, 6280580, 10048928, 12561160, 20097856, 25122320, 40195712, 50244640, 100489280, 200978560]

約数ペア:

[(1, 200978560), (2, 100489280), (4, 50244640), (5, 40195712), (8, 25122320), (10, 20097856), (16, 12561160), (20, 10048928), (32, 6280580), (40, 5024464), (43, 4673920), (64, 3140290), (67, 2999680), (80, 2512232), (86, 2336960), (109, 1843840), (128, 1570145), (134, 1499840), (160, 1256116), (172, 1168480), (215, 934784), (218, 921920), (268, 749920), (320, 628058), (335, 599936), (344, 584240), (430, 467392), (436, 460960), (536, 374960), (545, 368768), (640, 314029), (670, 299968), (688, 292120), (860, 233696), (872, 230480), (1072, 187480), (1090, 184384), (1340, 149984), (1376, 146060), (1720, 116848), (1744, 115240), (2144, 93740), (2180, 92192), (2680, 74992), (2752, 73030), (2881, 69760), (3440, 58424), (3488, 57620), (4288, 46870), (4360, 46096), (4687, 42880), (5360, 37496), (5504, 36515), (5762, 34880), (6880, 29212), (6976, 28810), (7303, 27520), (8576, 23435), (8720, 23048), (9374, 21440), (10720, 18748), (11524, 17440), (13760, 14606), (13952, 14405)]