161516160

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1$

素因数の和:760

約数の個数: 256

約数和(自身を含む): 616896000

約数和(自身を除く): 455379840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 719, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1438, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2157, 2160, 2340, 2496, 2808, 2876, 2880, 3120, 3456, 3510, 3595, 3744, 4160, 4314, 4320, 4680, 4992, 5616, 5752, 5760, 6240, 6471, 7020, 7190, 7488, 8320, 8628, 8640, 9347, 9360, 10785, 11232, 11504, 12480, 12942, 14040, 14380, 14976, 17256, 17280, 18694, 18720, 19413, 21570, 22464, 23008, 24960, 25884, 28041, 28080, 28760, 32355, 34512, 37388, 37440, 38826, 43140, 44928, 46016, 46735, 51768, 56082, 56160, 57520, 64710, 69024, 74776, 74880, 77652, 84123, 86280, 92032, 93470, 97065, 103536, 112164, 112320, 115040, 129420, 138048, 140205, 149552, 155304, 168246, 172560, 186940, 194130, 207072, 224328, 224640, 230080, 252369, 258840, 276096, 280410, 299104, 310608, 336492, 345120, 373880, 388260, 414144, 420615, 448656, 460160, 504738, 517680, 560820, 598208, 621216, 672984, 690240, 747760, 776520, 828288, 841230, 897312, 1009476, 1035360, 1121640, 1196416, 1242432, 1261845, 1345968, 1380480, 1495520, 1553040, 1682460, 1794624, 2018952, 2070720, 2243280, 2484864, 2523690, 2691936, 2991040, 3106080, 3364920, 3589248, 4037904, 4141440, 4486560, 5047380, 5383872, 5982080, 6212160, 6729840, 8075808, 8973120, 10094760, 10767744, 12424320, 13459680, 16151616, 17946240, 20189520, 26919360, 32303232, 40379040, 53838720, 80758080, 161516160]

約数ペア:

[(1, 161516160), (2, 80758080), (3, 53838720), (4, 40379040), (5, 32303232), (6, 26919360), (8, 20189520), (9, 17946240), (10, 16151616), (12, 13459680), (13, 12424320), (15, 10767744), (16, 10094760), (18, 8973120), (20, 8075808), (24, 6729840), (26, 6212160), (27, 5982080), (30, 5383872), (32, 5047380), (36, 4486560), (39, 4141440), (40, 4037904), (45, 3589248), (48, 3364920), (52, 3106080), (54, 2991040), (60, 2691936), (64, 2523690), (65, 2484864), (72, 2243280), (78, 2070720), (80, 2018952), (90, 1794624), (96, 1682460), (104, 1553040), (108, 1495520), (117, 1380480), (120, 1345968), (128, 1261845), (130, 1242432), (135, 1196416), (144, 1121640), (156, 1035360), (160, 1009476), (180, 897312), (192, 841230), (195, 828288), (208, 776520), (216, 747760), (234, 690240), (240, 672984), (260, 621216), (270, 598208), (288, 560820), (312, 517680), (320, 504738), (351, 460160), (360, 448656), (384, 420615), (390, 414144), (416, 388260), (432, 373880), (468, 345120), (480, 336492), (520, 310608), (540, 299104), (576, 280410), (585, 276096), (624, 258840), (640, 252369), (702, 230080), (719, 224640), (720, 224328), (780, 207072), (832, 194130), (864, 186940), (936, 172560), (960, 168246), (1040, 155304), (1080, 149552), (1152, 140205), (1170, 138048), (1248, 129420), (1404, 115040), (1438, 112320), (1440, 112164), (1560, 103536), (1664, 97065), (1728, 93470), (1755, 92032), (1872, 86280), (1920, 84123), (2080, 77652), (2157, 74880), (2160, 74776), (2340, 69024), (2496, 64710), (2808, 57520), (2876, 56160), (2880, 56082), (3120, 51768), (3456, 46735), (3510, 46016), (3595, 44928), (3744, 43140), (4160, 38826), (4314, 37440), (4320, 37388), (4680, 34512), (4992, 32355), (5616, 28760), (5752, 28080), (5760, 28041), (6240, 25884), (6471, 24960), (7020, 23008), (7190, 22464), (7488, 21570), (8320, 19413), (8628, 18720), (8640, 18694), (9347, 17280), (9360, 17256), (10785, 14976), (11232, 14380), (11504, 14040), (12480, 12942)]