1815065640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5041849}}^1$

素因数の和:5041866

約数の個数: 48

約数和(自身を含む): 5898964500

約数和(自身を除く): 4083898860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 5041849, 10083698, 15125547, 20167396, 25209245, 30251094, 40334792, 45376641, 50418490, 60502188, 75627735, 90753282, 100836980, 121004376, 151255470, 181506564, 201673960, 226883205, 302510940, 363013128, 453766410, 605021880, 907532820, 1815065640]

約数ペア:

[(1, 1815065640), (2, 907532820), (3, 605021880), (4, 453766410), (5, 363013128), (6, 302510940), (8, 226883205), (9, 201673960), (10, 181506564), (12, 151255470), (15, 121004376), (18, 100836980), (20, 90753282), (24, 75627735), (30, 60502188), (36, 50418490), (40, 45376641), (45, 40334792), (60, 30251094), (72, 25209245), (90, 20167396), (120, 15125547), (180, 10083698), (360, 5041849)]