172020128

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 408312576

約数和(自身を除く): 236292448

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 173, 184, 193, 224, 322, 346, 368, 386, 644, 692, 736, 772, 1211, 1288, 1351, 1384, 1544, 2422, 2576, 2702, 2768, 3088, 3979, 4439, 4844, 5152, 5404, 5536, 6176, 7958, 8878, 9688, 10808, 15916, 17756, 19376, 21616, 27853, 31073, 31832, 33389, 35512, 38752, 43232, 55706, 62146, 63664, 66778, 71024, 111412, 124292, 127328, 133556, 142048, 222824, 233723, 248584, 267112, 445648, 467446, 497168, 534224, 767947, 891296, 934892, 994336, 1068448, 1535894, 1869784, 3071788, 3739568, 5375629, 6143576, 7479136, 10751258, 12287152, 21502516, 24574304, 43005032, 86010064, 172020128]

約数ペア:

[(1, 172020128), (2, 86010064), (4, 43005032), (7, 24574304), (8, 21502516), (14, 12287152), (16, 10751258), (23, 7479136), (28, 6143576), (32, 5375629), (46, 3739568), (56, 3071788), (92, 1869784), (112, 1535894), (161, 1068448), (173, 994336), (184, 934892), (193, 891296), (224, 767947), (322, 534224), (346, 497168), (368, 467446), (386, 445648), (644, 267112), (692, 248584), (736, 233723), (772, 222824), (1211, 142048), (1288, 133556), (1351, 127328), (1384, 124292), (1544, 111412), (2422, 71024), (2576, 66778), (2702, 63664), (2768, 62146), (3088, 55706), (3979, 43232), (4439, 38752), (4844, 35512), (5152, 33389), (5404, 31832), (5536, 31073), (6176, 27853), (7958, 21616), (8878, 19376), (9688, 17756), (10808, 15916)]