81468072

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{53881}}^1$

素因数の和:53903

約数の個数: 64

約数和(自身を含む): 258633600

約数和(自身を除く): 177165528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 53881, 107762, 161643, 215524, 323286, 377167, 431048, 484929, 646572, 754334, 969858, 1131501, 1293144, 1454787, 1508668, 1939716, 2263002, 2909574, 3017336, 3394503, 3879432, 4526004, 5819148, 6789006, 9052008, 10183509, 11638296, 13578012, 20367018, 27156024, 40734036, 81468072]

約数ペア:

[(1, 81468072), (2, 40734036), (3, 27156024), (4, 20367018), (6, 13578012), (7, 11638296), (8, 10183509), (9, 9052008), (12, 6789006), (14, 5819148), (18, 4526004), (21, 3879432), (24, 3394503), (27, 3017336), (28, 2909574), (36, 2263002), (42, 1939716), (54, 1508668), (56, 1454787), (63, 1293144), (72, 1131501), (84, 969858), (108, 754334), (126, 646572), (168, 484929), (189, 431048), (216, 377167), (252, 323286), (378, 215524), (504, 161643), (756, 107762), (1512, 53881)]