81154304

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 211921920

約数和(自身を除く): 130767616

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, 179, 184, 224, 253, 256, 308, 322, 352, 358, 368, 448, 506, 616, 644, 704, 716, 736, 896, 1012, 1232, 1253, 1288, 1408, 1432, 1472, 1771, 1792, 1969, 2024, 2464, 2506, 2576, 2816, 2864, 2944, 3542, 3938, 4048, 4117, 4928, 5012, 5152, 5728, 5888, 7084, 7876, 8096, 8234, 9856, 10024, 10304, 11456, 13783, 14168, 15752, 16192, 16468, 19712, 20048, 20608, 22912, 27566, 28336, 28819, 31504, 32384, 32936, 40096, 41216, 45287, 45824, 55132, 56672, 57638, 63008, 64768, 65872, 80192, 90574, 110264, 113344, 115276, 126016, 131744, 160384, 181148, 220528, 226688, 230552, 252032, 263488, 317009, 320768, 362296, 441056, 453376, 461104, 504064, 526976, 634018, 724592, 882112, 922208, 1053952, 1268036, 1449184, 1764224, 1844416, 2536072, 2898368, 3528448, 3688832, 5072144, 5796736, 7377664, 10144288, 11593472, 20288576, 40577152, 81154304]

約数ペア:

[(1, 81154304), (2, 40577152), (4, 20288576), (7, 11593472), (8, 10144288), (11, 7377664), (14, 5796736), (16, 5072144), (22, 3688832), (23, 3528448), (28, 2898368), (32, 2536072), (44, 1844416), (46, 1764224), (56, 1449184), (64, 1268036), (77, 1053952), (88, 922208), (92, 882112), (112, 724592), (128, 634018), (154, 526976), (161, 504064), (176, 461104), (179, 453376), (184, 441056), (224, 362296), (253, 320768), (256, 317009), (308, 263488), (322, 252032), (352, 230552), (358, 226688), (368, 220528), (448, 181148), (506, 160384), (616, 131744), (644, 126016), (704, 115276), (716, 113344), (736, 110264), (896, 90574), (1012, 80192), (1232, 65872), (1253, 64768), (1288, 63008), (1408, 57638), (1432, 56672), (1472, 55132), (1771, 45824), (1792, 45287), (1969, 41216), (2024, 40096), (2464, 32936), (2506, 32384), (2576, 31504), (2816, 28819), (2864, 28336), (2944, 27566), (3542, 22912), (3938, 20608), (4048, 20048), (4117, 19712), (4928, 16468), (5012, 16192), (5152, 15752), (5728, 14168), (5888, 13783), (7084, 11456), (7876, 10304), (8096, 10024), (8234, 9856)]