172720128

素因数分解:

$2^{15}\times 3^1\times 7^1\times {\mathrm{251}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 528474240

約数和(自身を除く): 355754112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 251, 256, 336, 384, 448, 502, 512, 672, 753, 768, 896, 1004, 1024, 1344, 1506, 1536, 1757, 1792, 2008, 2048, 2688, 3012, 3072, 3514, 3584, 4016, 4096, 5271, 5376, 6024, 6144, 7028, 7168, 8032, 8192, 10542, 10752, 12048, 12288, 14056, 14336, 16064, 16384, 21084, 21504, 24096, 24576, 28112, 28672, 32128, 32768, 42168, 43008, 48192, 49152, 56224, 57344, 64256, 84336, 86016, 96384, 98304, 112448, 114688, 128512, 168672, 172032, 192768, 224896, 229376, 257024, 337344, 344064, 385536, 449792, 514048, 674688, 688128, 771072, 899584, 1028096, 1349376, 1542144, 1799168, 2056192, 2698752, 3084288, 3598336, 4112384, 5397504, 6168576, 7196672, 8224768, 10795008, 12337152, 14393344, 21590016, 24674304, 28786688, 43180032, 57573376, 86360064, 172720128]

約数ペア:

[(1, 172720128), (2, 86360064), (3, 57573376), (4, 43180032), (6, 28786688), (7, 24674304), (8, 21590016), (12, 14393344), (14, 12337152), (16, 10795008), (21, 8224768), (24, 7196672), (28, 6168576), (32, 5397504), (42, 4112384), (48, 3598336), (56, 3084288), (64, 2698752), (84, 2056192), (96, 1799168), (112, 1542144), (128, 1349376), (168, 1028096), (192, 899584), (224, 771072), (251, 688128), (256, 674688), (336, 514048), (384, 449792), (448, 385536), (502, 344064), (512, 337344), (672, 257024), (753, 229376), (768, 224896), (896, 192768), (1004, 172032), (1024, 168672), (1344, 128512), (1506, 114688), (1536, 112448), (1757, 98304), (1792, 96384), (2008, 86016), (2048, 84336), (2688, 64256), (3012, 57344), (3072, 56224), (3514, 49152), (3584, 48192), (4016, 43008), (4096, 42168), (5271, 32768), (5376, 32128), (6024, 28672), (6144, 28112), (7028, 24576), (7168, 24096), (8032, 21504), (8192, 21084), (10542, 16384), (10752, 16064), (12048, 14336), (12288, 14056)]