72778188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{20149}}^1$

素因数の和:20206

約数の個数: 48

約数和(自身を含む): 198598400

約数和(自身を除く): 125820212

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 20149, 40298, 60447, 80596, 120894, 141043, 241788, 282086, 423129, 564172, 846258, 866407, 1692516, 1732814, 2599221, 3465628, 5198442, 6064849, 10396884, 12129698, 18194547, 24259396, 36389094, 72778188]

約数ペア:

[(1, 72778188), (2, 36389094), (3, 24259396), (4, 18194547), (6, 12129698), (7, 10396884), (12, 6064849), (14, 5198442), (21, 3465628), (28, 2599221), (42, 1732814), (43, 1692516), (84, 866407), (86, 846258), (129, 564172), (172, 423129), (258, 282086), (301, 241788), (516, 141043), (602, 120894), (903, 80596), (1204, 60447), (1806, 40298), (3612, 20149)]