21257655120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{757039}}^1$

素因数の和:757074

約数の個数: 160

約数和(自身を含む): 78853286400

約数和(自身を除く): 57595631280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2160, 2340, 2808, 3120, 3510, 4680, 5616, 7020, 9360, 14040, 28080, 757039, 1514078, 2271117, 3028156, 3785195, 4542234, 6056312, 6813351, 7570390, 9084468, 9841507, 11355585, 12112624, 13626702, 15140780, 18168936, 19683014, 20440053, 22711170, 27253404, 29524521, 30281560, 34066755, 36337872, 39366028, 40880106, 45422340, 49207535, 54506808, 59049042, 60563120, 68133510, 78732056, 81760212, 88573563, 90844680, 98415070, 102200265, 109013616, 118098084, 136267020, 147622605, 157464112, 163520424, 177147126, 181689360, 196830140, 204400530, 236196168, 265720689, 272534040, 295245210, 327040848, 354294252, 393660280, 408801060, 442867815, 472392336, 531441378, 545068080, 590490420, 708588504, 787320560, 817602120, 885735630, 1062882756, 1180980840, 1328603445, 1417177008, 1635204240, 1771471260, 2125765512, 2361961680, 2657206890, 3542942520, 4251531024, 5314413780, 7085885040, 10628827560, 21257655120]

約数ペア:

[(1, 21257655120), (2, 10628827560), (3, 7085885040), (4, 5314413780), (5, 4251531024), (6, 3542942520), (8, 2657206890), (9, 2361961680), (10, 2125765512), (12, 1771471260), (13, 1635204240), (15, 1417177008), (16, 1328603445), (18, 1180980840), (20, 1062882756), (24, 885735630), (26, 817602120), (27, 787320560), (30, 708588504), (36, 590490420), (39, 545068080), (40, 531441378), (45, 472392336), (48, 442867815), (52, 408801060), (54, 393660280), (60, 354294252), (65, 327040848), (72, 295245210), (78, 272534040), (80, 265720689), (90, 236196168), (104, 204400530), (108, 196830140), (117, 181689360), (120, 177147126), (130, 163520424), (135, 157464112), (144, 147622605), (156, 136267020), (180, 118098084), (195, 109013616), (208, 102200265), (216, 98415070), (234, 90844680), (240, 88573563), (260, 81760212), (270, 78732056), (312, 68133510), (351, 60563120), (360, 59049042), (390, 54506808), (432, 49207535), (468, 45422340), (520, 40880106), (540, 39366028), (585, 36337872), (624, 34066755), (702, 30281560), (720, 29524521), (780, 27253404), (936, 22711170), (1040, 20440053), (1080, 19683014), (1170, 18168936), (1404, 15140780), (1560, 13626702), (1755, 12112624), (1872, 11355585), (2160, 9841507), (2340, 9084468), (2808, 7570390), (3120, 6813351), (3510, 6056312), (4680, 4542234), (5616, 3785195), (7020, 3028156), (9360, 2271117), (14040, 1514078), (28080, 757039)]