196824320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2036

約数の個数: 144

約数和(自身を含む): 588083328

約数和(自身を除く): 391259008

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1280, 1408, 1540, 1760, 1792, 1997, 2240, 2464, 2816, 3080, 3520, 3994, 4480, 4928, 6160, 7040, 7988, 8960, 9856, 9985, 12320, 13979, 14080, 15976, 19712, 19970, 21967, 24640, 27958, 31952, 39940, 43934, 49280, 55916, 63904, 69895, 79880, 87868, 98560, 109835, 111832, 127808, 139790, 153769, 159760, 175736, 219670, 223664, 255616, 279580, 307538, 319520, 351472, 439340, 447328, 511232, 559160, 615076, 639040, 702944, 768845, 878680, 894656, 1118320, 1230152, 1278080, 1405888, 1537690, 1757360, 1789312, 2236640, 2460304, 2556160, 2811776, 3075380, 3514720, 3578624, 4473280, 4920608, 5623552, 6150760, 7029440, 8946560, 9841216, 12301520, 14058880, 17893120, 19682432, 24603040, 28117760, 39364864, 49206080, 98412160, 196824320]

約数ペア:

[(1, 196824320), (2, 98412160), (4, 49206080), (5, 39364864), (7, 28117760), (8, 24603040), (10, 19682432), (11, 17893120), (14, 14058880), (16, 12301520), (20, 9841216), (22, 8946560), (28, 7029440), (32, 6150760), (35, 5623552), (40, 4920608), (44, 4473280), (55, 3578624), (56, 3514720), (64, 3075380), (70, 2811776), (77, 2556160), (80, 2460304), (88, 2236640), (110, 1789312), (112, 1757360), (128, 1537690), (140, 1405888), (154, 1278080), (160, 1230152), (176, 1118320), (220, 894656), (224, 878680), (256, 768845), (280, 702944), (308, 639040), (320, 615076), (352, 559160), (385, 511232), (440, 447328), (448, 439340), (560, 351472), (616, 319520), (640, 307538), (704, 279580), (770, 255616), (880, 223664), (896, 219670), (1120, 175736), (1232, 159760), (1280, 153769), (1408, 139790), (1540, 127808), (1760, 111832), (1792, 109835), (1997, 98560), (2240, 87868), (2464, 79880), (2816, 69895), (3080, 63904), (3520, 55916), (3994, 49280), (4480, 43934), (4928, 39940), (6160, 31952), (7040, 27958), (7988, 24640), (8960, 21967), (9856, 19970), (9985, 19712), (12320, 15976), (13979, 14080)]