81324120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23369}}^1$

素因数の和:23412

約数の個数: 64

約数和(自身を含む): 252396000

約数和(自身を除く): 171071880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 23369, 46738, 70107, 93476, 116845, 140214, 186952, 233690, 280428, 350535, 467380, 560856, 677701, 701070, 934760, 1355402, 1402140, 2033103, 2710804, 2804280, 3388505, 4066206, 5421608, 6777010, 8132412, 10165515, 13554020, 16264824, 20331030, 27108040, 40662060, 81324120]

約数ペア:

[(1, 81324120), (2, 40662060), (3, 27108040), (4, 20331030), (5, 16264824), (6, 13554020), (8, 10165515), (10, 8132412), (12, 6777010), (15, 5421608), (20, 4066206), (24, 3388505), (29, 2804280), (30, 2710804), (40, 2033103), (58, 1402140), (60, 1355402), (87, 934760), (116, 701070), (120, 677701), (145, 560856), (174, 467380), (232, 350535), (290, 280428), (348, 233690), (435, 186952), (580, 140214), (696, 116845), (870, 93476), (1160, 70107), (1740, 46738), (3480, 23369)]