81442816

素因数分解:

$2^{11}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:84

約数の個数: 192

約数和(自身を含む): 220147200

約数和(自身を除く): 138704384

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 23, 26, 28, 32, 38, 46, 52, 56, 64, 76, 91, 92, 104, 112, 128, 133, 152, 161, 182, 184, 208, 224, 247, 256, 266, 299, 304, 322, 364, 368, 416, 437, 448, 494, 512, 532, 598, 608, 644, 728, 736, 832, 874, 896, 988, 1024, 1064, 1196, 1216, 1288, 1456, 1472, 1664, 1729, 1748, 1792, 1976, 2048, 2093, 2128, 2392, 2432, 2576, 2912, 2944, 3059, 3328, 3458, 3496, 3584, 3952, 4186, 4256, 4784, 4864, 5152, 5681, 5824, 5888, 6118, 6656, 6916, 6992, 7168, 7904, 8372, 8512, 9568, 9728, 10304, 11362, 11648, 11776, 12236, 13312, 13832, 13984, 14336, 15808, 16744, 17024, 19136, 19456, 20608, 22724, 23296, 23552, 24472, 26624, 27664, 27968, 31616, 33488, 34048, 38272, 38912, 39767, 41216, 45448, 46592, 47104, 48944, 55328, 55936, 63232, 66976, 68096, 76544, 79534, 82432, 90896, 93184, 97888, 110656, 111872, 126464, 133952, 136192, 153088, 159068, 164864, 181792, 186368, 195776, 221312, 223744, 252928, 267904, 272384, 306176, 318136, 329728, 363584, 391552, 442624, 447488, 505856, 535808, 612352, 636272, 727168, 783104, 885248, 894976, 1071616, 1272544, 1454336, 1566208, 1770496, 2143232, 2545088, 2908672, 3132416, 3540992, 4286464, 5090176, 5817344, 6264832, 10180352, 11634688, 20360704, 40721408, 81442816]

約数ペア:

[(1, 81442816), (2, 40721408), (4, 20360704), (7, 11634688), (8, 10180352), (13, 6264832), (14, 5817344), (16, 5090176), (19, 4286464), (23, 3540992), (26, 3132416), (28, 2908672), (32, 2545088), (38, 2143232), (46, 1770496), (52, 1566208), (56, 1454336), (64, 1272544), (76, 1071616), (91, 894976), (92, 885248), (104, 783104), (112, 727168), (128, 636272), (133, 612352), (152, 535808), (161, 505856), (182, 447488), (184, 442624), (208, 391552), (224, 363584), (247, 329728), (256, 318136), (266, 306176), (299, 272384), (304, 267904), (322, 252928), (364, 223744), (368, 221312), (416, 195776), (437, 186368), (448, 181792), (494, 164864), (512, 159068), (532, 153088), (598, 136192), (608, 133952), (644, 126464), (728, 111872), (736, 110656), (832, 97888), (874, 93184), (896, 90896), (988, 82432), (1024, 79534), (1064, 76544), (1196, 68096), (1216, 66976), (1288, 63232), (1456, 55936), (1472, 55328), (1664, 48944), (1729, 47104), (1748, 46592), (1792, 45448), (1976, 41216), (2048, 39767), (2093, 38912), (2128, 38272), (2392, 34048), (2432, 33488), (2576, 31616), (2912, 27968), (2944, 27664), (3059, 26624), (3328, 24472), (3458, 23552), (3496, 23296), (3584, 22724), (3952, 20608), (4186, 19456), (4256, 19136), (4784, 17024), (4864, 16744), (5152, 15808), (5681, 14336), (5824, 13984), (5888, 13832), (6118, 13312), (6656, 12236), (6916, 11776), (6992, 11648), (7168, 11362), (7904, 10304), (8372, 9728), (8512, 9568)]