1278844128

素因数分解:

$2^5\times 3^2\times {\mathrm{157}}^1\times {\mathrm{28283}}^1$

素因数の和:28456

約数の個数: 72

約数和(自身を含む): 3660006168

約数和(自身を除く): 2381162040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 157, 288, 314, 471, 628, 942, 1256, 1413, 1884, 2512, 2826, 3768, 5024, 5652, 7536, 11304, 15072, 22608, 28283, 45216, 56566, 84849, 113132, 169698, 226264, 254547, 339396, 452528, 509094, 678792, 905056, 1018188, 1357584, 2036376, 2715168, 4072752, 4440431, 8145504, 8880862, 13321293, 17761724, 26642586, 35523448, 39963879, 53285172, 71046896, 79927758, 106570344, 142093792, 159855516, 213140688, 319711032, 426281376, 639422064, 1278844128]

約数ペア:

[(1, 1278844128), (2, 639422064), (3, 426281376), (4, 319711032), (6, 213140688), (8, 159855516), (9, 142093792), (12, 106570344), (16, 79927758), (18, 71046896), (24, 53285172), (32, 39963879), (36, 35523448), (48, 26642586), (72, 17761724), (96, 13321293), (144, 8880862), (157, 8145504), (288, 4440431), (314, 4072752), (471, 2715168), (628, 2036376), (942, 1357584), (1256, 1018188), (1413, 905056), (1884, 678792), (2512, 509094), (2826, 452528), (3768, 339396), (5024, 254547), (5652, 226264), (7536, 169698), (11304, 113132), (15072, 84849), (22608, 56566), (28283, 45216)]