140521728

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 406183680

約数和(自身を除く): 265661952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 47, 48, 51, 64, 68, 94, 96, 102, 128, 136, 141, 188, 192, 204, 229, 256, 272, 282, 376, 384, 408, 458, 544, 564, 687, 752, 768, 799, 816, 916, 1088, 1128, 1374, 1504, 1598, 1632, 1832, 2176, 2256, 2397, 2748, 3008, 3196, 3264, 3664, 3893, 4352, 4512, 4794, 5496, 6016, 6392, 6528, 7328, 7786, 9024, 9588, 10763, 10992, 11679, 12032, 12784, 13056, 14656, 15572, 18048, 19176, 21526, 21984, 23358, 25568, 29312, 31144, 32289, 36096, 38352, 43052, 43968, 46716, 51136, 58624, 62288, 64578, 76704, 86104, 87936, 93432, 102272, 124576, 129156, 153408, 172208, 175872, 182971, 186864, 204544, 249152, 258312, 306816, 344416, 365942, 373728, 498304, 516624, 548913, 613632, 688832, 731884, 747456, 996608, 1033248, 1097826, 1377664, 1463768, 1494912, 2066496, 2195652, 2755328, 2927536, 2989824, 4132992, 4391304, 5855072, 8265984, 8782608, 11710144, 17565216, 23420288, 35130432, 46840576, 70260864, 140521728]

約数ペア:

[(1, 140521728), (2, 70260864), (3, 46840576), (4, 35130432), (6, 23420288), (8, 17565216), (12, 11710144), (16, 8782608), (17, 8265984), (24, 5855072), (32, 4391304), (34, 4132992), (47, 2989824), (48, 2927536), (51, 2755328), (64, 2195652), (68, 2066496), (94, 1494912), (96, 1463768), (102, 1377664), (128, 1097826), (136, 1033248), (141, 996608), (188, 747456), (192, 731884), (204, 688832), (229, 613632), (256, 548913), (272, 516624), (282, 498304), (376, 373728), (384, 365942), (408, 344416), (458, 306816), (544, 258312), (564, 249152), (687, 204544), (752, 186864), (768, 182971), (799, 175872), (816, 172208), (916, 153408), (1088, 129156), (1128, 124576), (1374, 102272), (1504, 93432), (1598, 87936), (1632, 86104), (1832, 76704), (2176, 64578), (2256, 62288), (2397, 58624), (2748, 51136), (3008, 46716), (3196, 43968), (3264, 43052), (3664, 38352), (3893, 36096), (4352, 32289), (4512, 31144), (4794, 29312), (5496, 25568), (6016, 23358), (6392, 21984), (6528, 21526), (7328, 19176), (7786, 18048), (9024, 15572), (9588, 14656), (10763, 13056), (10992, 12784), (11679, 12032)]