990254832

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{3643}}^1$

素因数の和:4470

約数の個数: 80

約数和(自身を含む): 2928026880

約数和(自身を除く): 1937772048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 809, 1618, 2427, 3236, 3643, 4854, 5663, 6472, 7286, 9708, 10929, 11326, 12944, 14572, 16989, 19416, 21858, 22652, 25501, 29144, 33978, 38832, 43716, 45304, 51002, 58288, 67956, 76503, 87432, 90608, 102004, 135912, 153006, 174864, 204008, 271824, 306012, 408016, 612024, 1224048, 2947187, 5894374, 8841561, 11788748, 17683122, 20630309, 23577496, 35366244, 41260618, 47154992, 61890927, 70732488, 82521236, 123781854, 141464976, 165042472, 247563708, 330084944, 495127416, 990254832]

約数ペア:

[(1, 990254832), (2, 495127416), (3, 330084944), (4, 247563708), (6, 165042472), (7, 141464976), (8, 123781854), (12, 82521236), (14, 70732488), (16, 61890927), (21, 47154992), (24, 41260618), (28, 35366244), (42, 23577496), (48, 20630309), (56, 17683122), (84, 11788748), (112, 8841561), (168, 5894374), (336, 2947187), (809, 1224048), (1618, 612024), (2427, 408016), (3236, 306012), (3643, 271824), (4854, 204008), (5663, 174864), (6472, 153006), (7286, 135912), (9708, 102004), (10929, 90608), (11326, 87432), (12944, 76503), (14572, 67956), (16989, 58288), (19416, 51002), (21858, 45304), (22652, 43716), (25501, 38832), (29144, 33978)]