128305408

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 334365696

約数和(自身を除く): 206060288

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 56, 64, 77, 88, 92, 112, 128, 154, 161, 176, 184, 224, 253, 256, 283, 308, 322, 352, 368, 448, 506, 566, 616, 644, 704, 736, 896, 1012, 1132, 1232, 1288, 1408, 1472, 1771, 1792, 1981, 2024, 2264, 2464, 2576, 2816, 2944, 3113, 3542, 3962, 4048, 4528, 4928, 5152, 5888, 6226, 6509, 7084, 7924, 8096, 9056, 9856, 10304, 12452, 13018, 14168, 15848, 16192, 18112, 19712, 20608, 21791, 24904, 26036, 28336, 31696, 32384, 36224, 41216, 43582, 45563, 49808, 52072, 56672, 63392, 64768, 71599, 72448, 87164, 91126, 99616, 104144, 113344, 126784, 143198, 174328, 182252, 199232, 208288, 226688, 253568, 286396, 348656, 364504, 398464, 416576, 453376, 501193, 507136, 572792, 697312, 729008, 796928, 833152, 1002386, 1145584, 1394624, 1458016, 1666304, 2004772, 2291168, 2789248, 2916032, 4009544, 4582336, 5578496, 5832064, 8019088, 9164672, 11664128, 16038176, 18329344, 32076352, 64152704, 128305408]

約数ペア:

[(1, 128305408), (2, 64152704), (4, 32076352), (7, 18329344), (8, 16038176), (11, 11664128), (14, 9164672), (16, 8019088), (22, 5832064), (23, 5578496), (28, 4582336), (32, 4009544), (44, 2916032), (46, 2789248), (56, 2291168), (64, 2004772), (77, 1666304), (88, 1458016), (92, 1394624), (112, 1145584), (128, 1002386), (154, 833152), (161, 796928), (176, 729008), (184, 697312), (224, 572792), (253, 507136), (256, 501193), (283, 453376), (308, 416576), (322, 398464), (352, 364504), (368, 348656), (448, 286396), (506, 253568), (566, 226688), (616, 208288), (644, 199232), (704, 182252), (736, 174328), (896, 143198), (1012, 126784), (1132, 113344), (1232, 104144), (1288, 99616), (1408, 91126), (1472, 87164), (1771, 72448), (1792, 71599), (1981, 64768), (2024, 63392), (2264, 56672), (2464, 52072), (2576, 49808), (2816, 45563), (2944, 43582), (3113, 41216), (3542, 36224), (3962, 32384), (4048, 31696), (4528, 28336), (4928, 26036), (5152, 24904), (5888, 21791), (6226, 20608), (6509, 19712), (7084, 18112), (7924, 16192), (8096, 15848), (9056, 14168), (9856, 13018), (10304, 12452)]