161728160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2137}}^1$

素因数の和:2206

約数の個数: 96

約数和(自身を含む): 426710592

約数和(自身を除く): 264982432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 80, 86, 88, 110, 160, 172, 176, 215, 220, 344, 352, 430, 440, 473, 688, 860, 880, 946, 1376, 1720, 1760, 1892, 2137, 2365, 3440, 3784, 4274, 4730, 6880, 7568, 8548, 9460, 10685, 15136, 17096, 18920, 21370, 23507, 34192, 37840, 42740, 47014, 68384, 75680, 85480, 91891, 94028, 117535, 170960, 183782, 188056, 235070, 341920, 367564, 376112, 459455, 470140, 735128, 752224, 918910, 940280, 1010801, 1470256, 1837820, 1880560, 2021602, 2940512, 3675640, 3761120, 4043204, 5054005, 7351280, 8086408, 10108010, 14702560, 16172816, 20216020, 32345632, 40432040, 80864080, 161728160]

約数ペア:

[(1, 161728160), (2, 80864080), (4, 40432040), (5, 32345632), (8, 20216020), (10, 16172816), (11, 14702560), (16, 10108010), (20, 8086408), (22, 7351280), (32, 5054005), (40, 4043204), (43, 3761120), (44, 3675640), (55, 2940512), (80, 2021602), (86, 1880560), (88, 1837820), (110, 1470256), (160, 1010801), (172, 940280), (176, 918910), (215, 752224), (220, 735128), (344, 470140), (352, 459455), (430, 376112), (440, 367564), (473, 341920), (688, 235070), (860, 188056), (880, 183782), (946, 170960), (1376, 117535), (1720, 94028), (1760, 91891), (1892, 85480), (2137, 75680), (2365, 68384), (3440, 47014), (3784, 42740), (4274, 37840), (4730, 34192), (6880, 23507), (7568, 21370), (8548, 18920), (9460, 17096), (10685, 15136)]