720468

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{953}}^1$

素因数の和:973

約数の個数: 48

約数和(自身を含む): 2136960

約数和(自身を除く): 1416492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 953, 1906, 2859, 3812, 5718, 6671, 8577, 11436, 13342, 17154, 20013, 25731, 26684, 34308, 40026, 51462, 60039, 80052, 102924, 120078, 180117, 240156, 360234, 720468]

約数ペア:

[(1, 720468), (2, 360234), (3, 240156), (4, 180117), (6, 120078), (7, 102924), (9, 80052), (12, 60039), (14, 51462), (18, 40026), (21, 34308), (27, 26684), (28, 25731), (36, 20013), (42, 17154), (54, 13342), (63, 11436), (84, 8577), (108, 6671), (126, 5718), (189, 3812), (252, 2859), (378, 1906), (756, 953)]