320419848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1913}}^1$

素因数の和:2926

約数の個数: 64

約数和(自身を含む): 916882560

約数和(自身を除く): 596462712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 997, 1913, 1994, 2991, 3826, 3988, 5739, 5982, 6979, 7652, 7976, 11478, 11964, 13391, 13958, 15304, 20937, 22956, 23928, 26782, 27916, 40173, 41874, 45912, 53564, 55832, 80346, 83748, 107128, 160692, 167496, 321384, 1907261, 3814522, 5721783, 7629044, 11443566, 13350827, 15258088, 22887132, 26701654, 40052481, 45774264, 53403308, 80104962, 106806616, 160209924, 320419848]

約数ペア:

[(1, 320419848), (2, 160209924), (3, 106806616), (4, 80104962), (6, 53403308), (7, 45774264), (8, 40052481), (12, 26701654), (14, 22887132), (21, 15258088), (24, 13350827), (28, 11443566), (42, 7629044), (56, 5721783), (84, 3814522), (168, 1907261), (997, 321384), (1913, 167496), (1994, 160692), (2991, 107128), (3826, 83748), (3988, 80346), (5739, 55832), (5982, 53564), (6979, 45912), (7652, 41874), (7976, 40173), (11478, 27916), (11964, 26782), (13391, 23928), (13958, 22956), (15304, 20937)]