263314688

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 659312640

約数和(自身を除く): 395997952

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 89, 91, 104, 112, 127, 128, 178, 182, 208, 224, 254, 256, 356, 364, 416, 448, 508, 623, 712, 728, 832, 889, 896, 1016, 1157, 1246, 1424, 1456, 1651, 1664, 1778, 1792, 2032, 2314, 2492, 2848, 2912, 3302, 3328, 3556, 4064, 4628, 4984, 5696, 5824, 6604, 7112, 8099, 8128, 9256, 9968, 11303, 11392, 11557, 11648, 13208, 14224, 16198, 16256, 18512, 19936, 22606, 22784, 23114, 23296, 26416, 28448, 32396, 32512, 37024, 39872, 45212, 46228, 52832, 56896, 64792, 74048, 79121, 79744, 90424, 92456, 105664, 113792, 129584, 146939, 148096, 158242, 159488, 180848, 184912, 211328, 227584, 259168, 293878, 296192, 316484, 361696, 369824, 422656, 518336, 587756, 632968, 723392, 739648, 1028573, 1036672, 1175512, 1265936, 1446784, 1479296, 2057146, 2073344, 2351024, 2531872, 2893568, 2958592, 4114292, 4702048, 5063744, 8228584, 9404096, 10127488, 16457168, 18808192, 20254976, 32914336, 37616384, 65828672, 131657344, 263314688]

約数ペア:

[(1, 263314688), (2, 131657344), (4, 65828672), (7, 37616384), (8, 32914336), (13, 20254976), (14, 18808192), (16, 16457168), (26, 10127488), (28, 9404096), (32, 8228584), (52, 5063744), (56, 4702048), (64, 4114292), (89, 2958592), (91, 2893568), (104, 2531872), (112, 2351024), (127, 2073344), (128, 2057146), (178, 1479296), (182, 1446784), (208, 1265936), (224, 1175512), (254, 1036672), (256, 1028573), (356, 739648), (364, 723392), (416, 632968), (448, 587756), (508, 518336), (623, 422656), (712, 369824), (728, 361696), (832, 316484), (889, 296192), (896, 293878), (1016, 259168), (1157, 227584), (1246, 211328), (1424, 184912), (1456, 180848), (1651, 159488), (1664, 158242), (1778, 148096), (1792, 146939), (2032, 129584), (2314, 113792), (2492, 105664), (2848, 92456), (2912, 90424), (3302, 79744), (3328, 79121), (3556, 74048), (4064, 64792), (4628, 56896), (4984, 52832), (5696, 46228), (5824, 45212), (6604, 39872), (7112, 37024), (8099, 32512), (8128, 32396), (9256, 28448), (9968, 26416), (11303, 23296), (11392, 23114), (11557, 22784), (11648, 22606), (13208, 19936), (14224, 18512), (16198, 16256)]