128635136

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3121}}^1$

素因数の和:3167

約数の個数: 72

約数和(自身を含む): 306305664

約数和(自身を除く): 177670528

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 256, 322, 368, 448, 644, 736, 896, 1288, 1472, 1792, 2576, 2944, 3121, 5152, 5888, 6242, 10304, 12484, 20608, 21847, 24968, 41216, 43694, 49936, 71783, 87388, 99872, 143566, 174776, 199744, 287132, 349552, 399488, 502481, 574264, 699104, 798976, 1004962, 1148528, 1398208, 2009924, 2297056, 2796416, 4019848, 4594112, 5592832, 8039696, 9188224, 16079392, 18376448, 32158784, 64317568, 128635136]

約数ペア:

[(1, 128635136), (2, 64317568), (4, 32158784), (7, 18376448), (8, 16079392), (14, 9188224), (16, 8039696), (23, 5592832), (28, 4594112), (32, 4019848), (46, 2796416), (56, 2297056), (64, 2009924), (92, 1398208), (112, 1148528), (128, 1004962), (161, 798976), (184, 699104), (224, 574264), (256, 502481), (322, 399488), (368, 349552), (448, 287132), (644, 199744), (736, 174776), (896, 143566), (1288, 99872), (1472, 87388), (1792, 71783), (2576, 49936), (2944, 43694), (3121, 41216), (5152, 24968), (5888, 21847), (6242, 20608), (10304, 12484)]