255151848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21391}}^1$

素因数の和:21478

約数の個数: 64

約数和(自身を含む): 739307520

約数和(自身を除く): 484155672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964, 11928, 21391, 42782, 64173, 85564, 128346, 149737, 171128, 256692, 299474, 449211, 513384, 598948, 898422, 1197896, 1518761, 1796844, 3037522, 3593688, 4556283, 6075044, 9112566, 10631327, 12150088, 18225132, 21262654, 31893981, 36450264, 42525308, 63787962, 85050616, 127575924, 255151848]

約数ペア:

[(1, 255151848), (2, 127575924), (3, 85050616), (4, 63787962), (6, 42525308), (7, 36450264), (8, 31893981), (12, 21262654), (14, 18225132), (21, 12150088), (24, 10631327), (28, 9112566), (42, 6075044), (56, 4556283), (71, 3593688), (84, 3037522), (142, 1796844), (168, 1518761), (213, 1197896), (284, 898422), (426, 598948), (497, 513384), (568, 449211), (852, 299474), (994, 256692), (1491, 171128), (1704, 149737), (1988, 128346), (2982, 85564), (3976, 64173), (5964, 42782), (11928, 21391)]