720406548

素因数分解:

$2^2\times 3^7\times {\mathrm{82351}}^1$

素因数の和:82376

約数の個数: 48

約数和(自身を含む): 1890801920

約数和(自身を除く): 1170395372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2916, 4374, 8748, 82351, 164702, 247053, 329404, 494106, 741159, 988212, 1482318, 2223477, 2964636, 4446954, 6670431, 8893908, 13340862, 20011293, 26681724, 40022586, 60033879, 80045172, 120067758, 180101637, 240135516, 360203274, 720406548]

約数ペア:

[(1, 720406548), (2, 360203274), (3, 240135516), (4, 180101637), (6, 120067758), (9, 80045172), (12, 60033879), (18, 40022586), (27, 26681724), (36, 20011293), (54, 13340862), (81, 8893908), (108, 6670431), (162, 4446954), (243, 2964636), (324, 2223477), (486, 1482318), (729, 988212), (972, 741159), (1458, 494106), (2187, 329404), (2916, 247053), (4374, 164702), (8748, 82351)]