161968128

素因数分解:

$2^{12}\times 3^1\times 7^2\times {\mathrm{269}}^1$

素因数の和:310

約数の個数: 156

約数和(自身を含む): 504237960

約数和(自身を除く): 342269832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 269, 294, 336, 384, 392, 448, 512, 538, 588, 672, 768, 784, 807, 896, 1024, 1076, 1176, 1344, 1536, 1568, 1614, 1792, 1883, 2048, 2152, 2352, 2688, 3072, 3136, 3228, 3584, 3766, 4096, 4304, 4704, 5376, 5649, 6144, 6272, 6456, 7168, 7532, 8608, 9408, 10752, 11298, 12288, 12544, 12912, 13181, 14336, 15064, 17216, 18816, 21504, 22596, 25088, 25824, 26362, 28672, 30128, 34432, 37632, 39543, 43008, 45192, 50176, 51648, 52724, 60256, 68864, 75264, 79086, 86016, 90384, 100352, 103296, 105448, 120512, 137728, 150528, 158172, 180768, 200704, 206592, 210896, 241024, 275456, 301056, 316344, 361536, 413184, 421792, 482048, 550912, 602112, 632688, 723072, 826368, 843584, 964096, 1101824, 1265376, 1446144, 1652736, 1687168, 1928192, 2530752, 2892288, 3305472, 3374336, 3856384, 5061504, 5784576, 6748672, 7712768, 10123008, 11569152, 13497344, 20246016, 23138304, 26994688, 40492032, 53989376, 80984064, 161968128]

約数ペア:

[(1, 161968128), (2, 80984064), (3, 53989376), (4, 40492032), (6, 26994688), (7, 23138304), (8, 20246016), (12, 13497344), (14, 11569152), (16, 10123008), (21, 7712768), (24, 6748672), (28, 5784576), (32, 5061504), (42, 3856384), (48, 3374336), (49, 3305472), (56, 2892288), (64, 2530752), (84, 1928192), (96, 1687168), (98, 1652736), (112, 1446144), (128, 1265376), (147, 1101824), (168, 964096), (192, 843584), (196, 826368), (224, 723072), (256, 632688), (269, 602112), (294, 550912), (336, 482048), (384, 421792), (392, 413184), (448, 361536), (512, 316344), (538, 301056), (588, 275456), (672, 241024), (768, 210896), (784, 206592), (807, 200704), (896, 180768), (1024, 158172), (1076, 150528), (1176, 137728), (1344, 120512), (1536, 105448), (1568, 103296), (1614, 100352), (1792, 90384), (1883, 86016), (2048, 79086), (2152, 75264), (2352, 68864), (2688, 60256), (3072, 52724), (3136, 51648), (3228, 50176), (3584, 45192), (3766, 43008), (4096, 39543), (4304, 37632), (4704, 34432), (5376, 30128), (5649, 28672), (6144, 26362), (6272, 25824), (6456, 25088), (7168, 22596), (7532, 21504), (8608, 18816), (9408, 17216), (10752, 15064), (11298, 14336), (12288, 13181), (12544, 12912)]