81972864

素因数分解:

$2^7\times 3^3\times {\mathrm{23719}}^1$

素因数の和:23742

約数の個数: 64

約数和(自身を含む): 241944000

約数和(自身を除く): 159971136

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, 23719, 47438, 71157, 94876, 142314, 189752, 213471, 284628, 379504, 426942, 569256, 640413, 759008, 853884, 1138512, 1280826, 1518016, 1707768, 2277024, 2561652, 3036032, 3415536, 4554048, 5123304, 6831072, 9108096, 10246608, 13662144, 20493216, 27324288, 40986432, 81972864]

約数ペア:

[(1, 81972864), (2, 40986432), (3, 27324288), (4, 20493216), (6, 13662144), (8, 10246608), (9, 9108096), (12, 6831072), (16, 5123304), (18, 4554048), (24, 3415536), (27, 3036032), (32, 2561652), (36, 2277024), (48, 1707768), (54, 1518016), (64, 1280826), (72, 1138512), (96, 853884), (108, 759008), (128, 640413), (144, 569256), (192, 426942), (216, 379504), (288, 284628), (384, 213471), (432, 189752), (576, 142314), (864, 94876), (1152, 71157), (1728, 47438), (3456, 23719)]