205020690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{2897}}^1$

素因数の和:3251

約数の個数: 64

約数和(自身を含む): 564205824

約数和(自身を除く): 359185134

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 337, 674, 1011, 1685, 2022, 2359, 2897, 3370, 4718, 5055, 5794, 7077, 8691, 10110, 11795, 14154, 14485, 17382, 20279, 23590, 28970, 35385, 40558, 43455, 60837, 70770, 86910, 101395, 121674, 202790, 304185, 608370, 976289, 1952578, 2928867, 4881445, 5857734, 6834023, 9762890, 13668046, 14644335, 20502069, 29288670, 34170115, 41004138, 68340230, 102510345, 205020690]

約数ペア:

[(1, 205020690), (2, 102510345), (3, 68340230), (5, 41004138), (6, 34170115), (7, 29288670), (10, 20502069), (14, 14644335), (15, 13668046), (21, 9762890), (30, 6834023), (35, 5857734), (42, 4881445), (70, 2928867), (105, 1952578), (210, 976289), (337, 608370), (674, 304185), (1011, 202790), (1685, 121674), (2022, 101395), (2359, 86910), (2897, 70770), (3370, 60837), (4718, 43455), (5055, 40558), (5794, 35385), (7077, 28970), (8691, 23590), (10110, 20279), (11795, 17382), (14154, 14485)]