129312256

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 80

約数和(自身を含む): 274982400

約数和(自身を除く): 145670144

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 79, 92, 128, 139, 158, 184, 256, 278, 316, 368, 512, 556, 632, 736, 1112, 1264, 1472, 1817, 2224, 2528, 2944, 3197, 3634, 4448, 5056, 5888, 6394, 7268, 8896, 10112, 10981, 11776, 12788, 14536, 17792, 20224, 21962, 25576, 29072, 35584, 40448, 43924, 51152, 58144, 71168, 87848, 102304, 116288, 175696, 204608, 232576, 252563, 351392, 409216, 465152, 505126, 702784, 818432, 930304, 1010252, 1405568, 1636864, 2020504, 2811136, 4041008, 5622272, 8082016, 16164032, 32328064, 64656128, 129312256]

約数ペア:

[(1, 129312256), (2, 64656128), (4, 32328064), (8, 16164032), (16, 8082016), (23, 5622272), (32, 4041008), (46, 2811136), (64, 2020504), (79, 1636864), (92, 1405568), (128, 1010252), (139, 930304), (158, 818432), (184, 702784), (256, 505126), (278, 465152), (316, 409216), (368, 351392), (512, 252563), (556, 232576), (632, 204608), (736, 175696), (1112, 116288), (1264, 102304), (1472, 87848), (1817, 71168), (2224, 58144), (2528, 51152), (2944, 43924), (3197, 40448), (3634, 35584), (4448, 29072), (5056, 25576), (5888, 21962), (6394, 20224), (7268, 17792), (8896, 14536), (10112, 12788), (10981, 11776)]