1247832320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{139267}}^1$

素因数の和:139295

約数の個数: 72

約数和(自身を含む): 3415965504

約数和(自身を除く): 2168133184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 139267, 278534, 557068, 696335, 974869, 1114136, 1392670, 1949738, 2228272, 2785340, 3899476, 4456544, 4874345, 5570680, 7798952, 8913088, 9748690, 11141360, 15597904, 17826176, 19497380, 22282720, 31195808, 35652352, 38994760, 44565440, 62391616, 77989520, 89130880, 124783232, 155979040, 178261760, 249566464, 311958080, 623916160, 1247832320]

約数ペア:

[(1, 1247832320), (2, 623916160), (4, 311958080), (5, 249566464), (7, 178261760), (8, 155979040), (10, 124783232), (14, 89130880), (16, 77989520), (20, 62391616), (28, 44565440), (32, 38994760), (35, 35652352), (40, 31195808), (56, 22282720), (64, 19497380), (70, 17826176), (80, 15597904), (112, 11141360), (128, 9748690), (140, 8913088), (160, 7798952), (224, 5570680), (256, 4874345), (280, 4456544), (320, 3899476), (448, 2785340), (560, 2228272), (640, 1949738), (896, 1392670), (1120, 1114136), (1280, 974869), (1792, 696335), (2240, 557068), (4480, 278534), (8960, 139267)]