163840656

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2311}}^1$

素因数の和:2540

約数の個数: 80

約数和(自身を含む): 486222848

約数和(自身を除く): 322382192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 211, 336, 422, 633, 844, 1266, 1477, 1688, 2311, 2532, 2954, 3376, 4431, 4622, 5064, 5908, 6933, 8862, 9244, 10128, 11816, 13866, 16177, 17724, 18488, 23632, 27732, 32354, 35448, 36976, 48531, 55464, 64708, 70896, 97062, 110928, 129416, 194124, 258832, 388248, 487621, 776496, 975242, 1462863, 1950484, 2925726, 3413347, 3900968, 5851452, 6826694, 7801936, 10240041, 11702904, 13653388, 20480082, 23405808, 27306776, 40960164, 54613552, 81920328, 163840656]

約数ペア:

[(1, 163840656), (2, 81920328), (3, 54613552), (4, 40960164), (6, 27306776), (7, 23405808), (8, 20480082), (12, 13653388), (14, 11702904), (16, 10240041), (21, 7801936), (24, 6826694), (28, 5851452), (42, 3900968), (48, 3413347), (56, 2925726), (84, 1950484), (112, 1462863), (168, 975242), (211, 776496), (336, 487621), (422, 388248), (633, 258832), (844, 194124), (1266, 129416), (1477, 110928), (1688, 97062), (2311, 70896), (2532, 64708), (2954, 55464), (3376, 48531), (4431, 36976), (4622, 35448), (5064, 32354), (5908, 27732), (6933, 23632), (8862, 18488), (9244, 17724), (10128, 16177), (11816, 13866)]