90815508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{647}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 263233152

約数和(自身を除く): 172417644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 557, 647, 1114, 1294, 1671, 1941, 2228, 2588, 3342, 3882, 3899, 4529, 5013, 5823, 6684, 7764, 7798, 9058, 10026, 11646, 11697, 13587, 15596, 18116, 20052, 23292, 23394, 27174, 35091, 40761, 46788, 54348, 70182, 81522, 140364, 163044, 360379, 720758, 1081137, 1441516, 2162274, 2522653, 3243411, 4324548, 5045306, 6486822, 7567959, 10090612, 12973644, 15135918, 22703877, 30271836, 45407754, 90815508]

約数ペア:

[(1, 90815508), (2, 45407754), (3, 30271836), (4, 22703877), (6, 15135918), (7, 12973644), (9, 10090612), (12, 7567959), (14, 6486822), (18, 5045306), (21, 4324548), (28, 3243411), (36, 2522653), (42, 2162274), (63, 1441516), (84, 1081137), (126, 720758), (252, 360379), (557, 163044), (647, 140364), (1114, 81522), (1294, 70182), (1671, 54348), (1941, 46788), (2228, 40761), (2588, 35091), (3342, 27174), (3882, 23394), (3899, 23292), (4529, 20052), (5013, 18116), (5823, 15596), (6684, 13587), (7764, 11697), (7798, 11646), (9058, 10026)]