157459456

素因数分解:

$2^{10}\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2035

約数の個数: 88

約数和(自身を含む): 392630976

約数和(自身を除く): 235171520

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 512, 616, 704, 896, 1024, 1232, 1408, 1792, 1997, 2464, 2816, 3584, 3994, 4928, 5632, 7168, 7988, 9856, 11264, 13979, 15976, 19712, 21967, 27958, 31952, 39424, 43934, 55916, 63904, 78848, 87868, 111832, 127808, 153769, 175736, 223664, 255616, 307538, 351472, 447328, 511232, 615076, 702944, 894656, 1022464, 1230152, 1405888, 1789312, 2044928, 2460304, 2811776, 3578624, 4920608, 5623552, 7157248, 9841216, 11247104, 14314496, 19682432, 22494208, 39364864, 78729728, 157459456]

約数ペア:

[(1, 157459456), (2, 78729728), (4, 39364864), (7, 22494208), (8, 19682432), (11, 14314496), (14, 11247104), (16, 9841216), (22, 7157248), (28, 5623552), (32, 4920608), (44, 3578624), (56, 2811776), (64, 2460304), (77, 2044928), (88, 1789312), (112, 1405888), (128, 1230152), (154, 1022464), (176, 894656), (224, 702944), (256, 615076), (308, 511232), (352, 447328), (448, 351472), (512, 307538), (616, 255616), (704, 223664), (896, 175736), (1024, 153769), (1232, 127808), (1408, 111832), (1792, 87868), (1997, 78848), (2464, 63904), (2816, 55916), (3584, 43934), (3994, 39424), (4928, 31952), (5632, 27958), (7168, 21967), (7988, 19712), (9856, 15976), (11264, 13979)]