347627820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{7057}}^1$

素因数の和:7890

約数の個数: 48

約数和(自身を含む): 974681568

約数和(自身を除く): 627053748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 821, 1642, 2463, 3284, 4105, 4926, 7057, 8210, 9852, 12315, 14114, 16420, 21171, 24630, 28228, 35285, 42342, 49260, 70570, 84684, 105855, 141140, 211710, 423420, 5793797, 11587594, 17381391, 23175188, 28968985, 34762782, 57937970, 69525564, 86906955, 115875940, 173813910, 347627820]

約数ペア:

[(1, 347627820), (2, 173813910), (3, 115875940), (4, 86906955), (5, 69525564), (6, 57937970), (10, 34762782), (12, 28968985), (15, 23175188), (20, 17381391), (30, 11587594), (60, 5793797), (821, 423420), (1642, 211710), (2463, 141140), (3284, 105855), (4105, 84684), (4926, 70570), (7057, 49260), (8210, 42342), (9852, 35285), (12315, 28228), (14114, 24630), (16420, 21171)]