388749864

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 1055980800

約数和(自身を除く): 667230936

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 41, 46, 69, 82, 89, 92, 123, 138, 164, 178, 184, 193, 246, 267, 276, 328, 356, 386, 492, 534, 552, 579, 712, 772, 943, 984, 1068, 1158, 1544, 1886, 2047, 2136, 2316, 2829, 3649, 3772, 4094, 4439, 4632, 5658, 6141, 7298, 7544, 7913, 8188, 8878, 10947, 11316, 12282, 13317, 14596, 15826, 16376, 17177, 17756, 21894, 22632, 23739, 24564, 26634, 29192, 31652, 34354, 35512, 43788, 47478, 49128, 51531, 53268, 63304, 68708, 83927, 87576, 94956, 103062, 106536, 137416, 167854, 181999, 189912, 206124, 251781, 335708, 363998, 395071, 412248, 503562, 545997, 671416, 704257, 727996, 790142, 1007124, 1091994, 1185213, 1408514, 1455992, 1580284, 2014248, 2112771, 2183988, 2370426, 2817028, 3160568, 4225542, 4367976, 4740852, 5634056, 8451084, 9481704, 16197911, 16902168, 32395822, 48593733, 64791644, 97187466, 129583288, 194374932, 388749864]

約数ペア:

[(1, 388749864), (2, 194374932), (3, 129583288), (4, 97187466), (6, 64791644), (8, 48593733), (12, 32395822), (23, 16902168), (24, 16197911), (41, 9481704), (46, 8451084), (69, 5634056), (82, 4740852), (89, 4367976), (92, 4225542), (123, 3160568), (138, 2817028), (164, 2370426), (178, 2183988), (184, 2112771), (193, 2014248), (246, 1580284), (267, 1455992), (276, 1408514), (328, 1185213), (356, 1091994), (386, 1007124), (492, 790142), (534, 727996), (552, 704257), (579, 671416), (712, 545997), (772, 503562), (943, 412248), (984, 395071), (1068, 363998), (1158, 335708), (1544, 251781), (1886, 206124), (2047, 189912), (2136, 181999), (2316, 167854), (2829, 137416), (3649, 106536), (3772, 103062), (4094, 94956), (4439, 87576), (4632, 83927), (5658, 68708), (6141, 63304), (7298, 53268), (7544, 51531), (7913, 49128), (8188, 47478), (8878, 43788), (10947, 35512), (11316, 34354), (12282, 31652), (13317, 29192), (14596, 26634), (15826, 24564), (16376, 23739), (17177, 22632), (17756, 21894)]