281142144

素因数分解:

$2^7\times 3^3\times {\mathrm{81349}}^1$

素因数の和:81372

約数の個数: 64

約数和(自身を含む): 829770000

約数和(自身を除く): 548627856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 81349, 162698, 244047, 325396, 488094, 650792, 732141, 976188, 1301584, 1464282, 1952376, 2196423, 2603168, 2928564, 3904752, 4392846, 5206336, 5857128, 7809504, 8785692, 10412672, 11714256, 15619008, 17571384, 23428512, 31238016, 35142768, 46857024, 70285536, 93714048, 140571072, 281142144]

約数ペア:

[(1, 281142144), (2, 140571072), (3, 93714048), (4, 70285536), (6, 46857024), (8, 35142768), (9, 31238016), (12, 23428512), (16, 17571384), (18, 15619008), (24, 11714256), (27, 10412672), (32, 8785692), (36, 7809504), (48, 5857128), (54, 5206336), (64, 4392846), (72, 3904752), (96, 2928564), (108, 2603168), (128, 2196423), (144, 1952376), (192, 1464282), (216, 1301584), (288, 976188), (384, 732141), (432, 650792), (576, 488094), (864, 325396), (1152, 244047), (1728, 162698), (3456, 81349)]