15678439168

素因数分解:

$2^8\times 7^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:790

約数の個数: 144

約数和(自身を含む): 36396412416

約数和(自身を除く): 20717973248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 173, 206, 224, 256, 346, 412, 448, 491, 692, 721, 824, 896, 982, 1211, 1384, 1442, 1648, 1792, 1964, 2422, 2768, 2884, 3296, 3437, 3928, 4844, 5536, 5768, 6592, 6874, 7856, 9688, 11072, 11536, 13184, 13748, 15712, 17819, 19376, 22144, 23072, 26368, 27496, 31424, 35638, 38752, 44288, 46144, 50573, 54992, 62848, 71276, 77504, 84943, 92288, 101146, 109984, 124733, 125696, 142552, 155008, 169886, 184576, 202292, 219968, 249466, 285104, 310016, 339772, 354011, 404584, 439936, 498932, 570208, 594601, 679544, 708022, 809168, 879872, 997864, 1140416, 1189202, 1359088, 1416044, 1618336, 1995728, 2280832, 2378404, 2718176, 2832088, 3236672, 3991456, 4561664, 4756808, 5436352, 5664176, 6473344, 7982912, 8749129, 9513616, 10872704, 11328352, 12946688, 15965824, 17498258, 19027232, 21745408, 22656704, 31931648, 34996516, 38054464, 45313408, 61243903, 69993032, 76108928, 90626816, 122487806, 139986064, 152217856, 244975612, 279972128, 489951224, 559944256, 979902448, 1119888512, 1959804896, 2239777024, 3919609792, 7839219584, 15678439168]

約数ペア:

[(1, 15678439168), (2, 7839219584), (4, 3919609792), (7, 2239777024), (8, 1959804896), (14, 1119888512), (16, 979902448), (28, 559944256), (32, 489951224), (56, 279972128), (64, 244975612), (103, 152217856), (112, 139986064), (128, 122487806), (173, 90626816), (206, 76108928), (224, 69993032), (256, 61243903), (346, 45313408), (412, 38054464), (448, 34996516), (491, 31931648), (692, 22656704), (721, 21745408), (824, 19027232), (896, 17498258), (982, 15965824), (1211, 12946688), (1384, 11328352), (1442, 10872704), (1648, 9513616), (1792, 8749129), (1964, 7982912), (2422, 6473344), (2768, 5664176), (2884, 5436352), (3296, 4756808), (3437, 4561664), (3928, 3991456), (4844, 3236672), (5536, 2832088), (5768, 2718176), (6592, 2378404), (6874, 2280832), (7856, 1995728), (9688, 1618336), (11072, 1416044), (11536, 1359088), (13184, 1189202), (13748, 1140416), (15712, 997864), (17819, 879872), (19376, 809168), (22144, 708022), (23072, 679544), (26368, 594601), (27496, 570208), (31424, 498932), (35638, 439936), (38752, 404584), (44288, 354011), (46144, 339772), (50573, 310016), (54992, 285104), (62848, 249466), (71276, 219968), (77504, 202292), (84943, 184576), (92288, 169886), (101146, 155008), (109984, 142552), (124733, 125696)]