19169280

素因数分解:

$2^{15}\times 3^2\times 5^1\times {\mathrm{13}}^1$

素因数の和:54

約数の個数: 192

約数和(自身を含む): 71564220

約数和(自身を除く): 52394940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1024, 1040, 1152, 1170, 1248, 1280, 1440, 1536, 1560, 1664, 1872, 1920, 2048, 2080, 2304, 2340, 2496, 2560, 2880, 3072, 3120, 3328, 3744, 3840, 4096, 4160, 4608, 4680, 4992, 5120, 5760, 6144, 6240, 6656, 7488, 7680, 8192, 8320, 9216, 9360, 9984, 10240, 11520, 12288, 12480, 13312, 14976, 15360, 16384, 16640, 18432, 18720, 19968, 20480, 23040, 24576, 24960, 26624, 29952, 30720, 32768, 33280, 36864, 37440, 39936, 40960, 46080, 49152, 49920, 53248, 59904, 61440, 66560, 73728, 74880, 79872, 81920, 92160, 98304, 99840, 106496, 119808, 122880, 133120, 147456, 149760, 159744, 163840, 184320, 199680, 212992, 239616, 245760, 266240, 294912, 299520, 319488, 368640, 399360, 425984, 479232, 491520, 532480, 599040, 638976, 737280, 798720, 958464, 1064960, 1198080, 1277952, 1474560, 1597440, 1916928, 2129920, 2396160, 3194880, 3833856, 4792320, 6389760, 9584640, 19169280]

約数ペア:

[(1, 19169280), (2, 9584640), (3, 6389760), (4, 4792320), (5, 3833856), (6, 3194880), (8, 2396160), (9, 2129920), (10, 1916928), (12, 1597440), (13, 1474560), (15, 1277952), (16, 1198080), (18, 1064960), (20, 958464), (24, 798720), (26, 737280), (30, 638976), (32, 599040), (36, 532480), (39, 491520), (40, 479232), (45, 425984), (48, 399360), (52, 368640), (60, 319488), (64, 299520), (65, 294912), (72, 266240), (78, 245760), (80, 239616), (90, 212992), (96, 199680), (104, 184320), (117, 163840), (120, 159744), (128, 149760), (130, 147456), (144, 133120), (156, 122880), (160, 119808), (180, 106496), (192, 99840), (195, 98304), (208, 92160), (234, 81920), (240, 79872), (256, 74880), (260, 73728), (288, 66560), (312, 61440), (320, 59904), (360, 53248), (384, 49920), (390, 49152), (416, 46080), (468, 40960), (480, 39936), (512, 37440), (520, 36864), (576, 33280), (585, 32768), (624, 30720), (640, 29952), (720, 26624), (768, 24960), (780, 24576), (832, 23040), (936, 20480), (960, 19968), (1024, 18720), (1040, 18432), (1152, 16640), (1170, 16384), (1248, 15360), (1280, 14976), (1440, 13312), (1536, 12480), (1560, 12288), (1664, 11520), (1872, 10240), (1920, 9984), (2048, 9360), (2080, 9216), (2304, 8320), (2340, 8192), (2496, 7680), (2560, 7488), (2880, 6656), (3072, 6240), (3120, 6144), (3328, 5760), (3744, 5120), (3840, 4992), (4096, 4680), (4160, 4608)]