77168640

素因数分解:

$2^{15}\times 3^1\times 5^1\times {\mathrm{157}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 248508720

約数和(自身を除く): 171340080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 256, 314, 320, 384, 471, 480, 512, 628, 640, 768, 785, 942, 960, 1024, 1256, 1280, 1536, 1570, 1884, 1920, 2048, 2355, 2512, 2560, 3072, 3140, 3768, 3840, 4096, 4710, 5024, 5120, 6144, 6280, 7536, 7680, 8192, 9420, 10048, 10240, 12288, 12560, 15072, 15360, 16384, 18840, 20096, 20480, 24576, 25120, 30144, 30720, 32768, 37680, 40192, 40960, 49152, 50240, 60288, 61440, 75360, 80384, 81920, 98304, 100480, 120576, 122880, 150720, 160768, 163840, 200960, 241152, 245760, 301440, 321536, 401920, 482304, 491520, 602880, 643072, 803840, 964608, 1205760, 1286144, 1607680, 1929216, 2411520, 2572288, 3215360, 3858432, 4823040, 5144576, 6430720, 7716864, 9646080, 12861440, 15433728, 19292160, 25722880, 38584320, 77168640]

約数ペア:

[(1, 77168640), (2, 38584320), (3, 25722880), (4, 19292160), (5, 15433728), (6, 12861440), (8, 9646080), (10, 7716864), (12, 6430720), (15, 5144576), (16, 4823040), (20, 3858432), (24, 3215360), (30, 2572288), (32, 2411520), (40, 1929216), (48, 1607680), (60, 1286144), (64, 1205760), (80, 964608), (96, 803840), (120, 643072), (128, 602880), (157, 491520), (160, 482304), (192, 401920), (240, 321536), (256, 301440), (314, 245760), (320, 241152), (384, 200960), (471, 163840), (480, 160768), (512, 150720), (628, 122880), (640, 120576), (768, 100480), (785, 98304), (942, 81920), (960, 80384), (1024, 75360), (1256, 61440), (1280, 60288), (1536, 50240), (1570, 49152), (1884, 40960), (1920, 40192), (2048, 37680), (2355, 32768), (2512, 30720), (2560, 30144), (3072, 25120), (3140, 24576), (3768, 20480), (3840, 20096), (4096, 18840), (4710, 16384), (5024, 15360), (5120, 15072), (6144, 12560), (6280, 12288), (7536, 10240), (7680, 10048), (8192, 9420)]