311992320

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{2539}}^1$

素因数の和:2573

約数の個数: 112

約数和(自身を含む): 998707680

約数和(自身を除く): 686715360

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, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2539, 2560, 3072, 3840, 4096, 5078, 5120, 6144, 7617, 7680, 8192, 10156, 10240, 12288, 12695, 15234, 15360, 20312, 20480, 24576, 25390, 30468, 30720, 38085, 40624, 40960, 50780, 60936, 61440, 76170, 81248, 101560, 121872, 122880, 152340, 162496, 203120, 243744, 304680, 324992, 406240, 487488, 609360, 649984, 812480, 974976, 1218720, 1299968, 1624960, 1949952, 2437440, 2599936, 3249920, 3899904, 4874880, 5199872, 6499840, 7799808, 9749760, 10399744, 12999680, 15599616, 19499520, 20799488, 25999360, 31199232, 38999040, 51998720, 62398464, 77998080, 103997440, 155996160, 311992320]

約数ペア:

[(1, 311992320), (2, 155996160), (3, 103997440), (4, 77998080), (5, 62398464), (6, 51998720), (8, 38999040), (10, 31199232), (12, 25999360), (15, 20799488), (16, 19499520), (20, 15599616), (24, 12999680), (30, 10399744), (32, 9749760), (40, 7799808), (48, 6499840), (60, 5199872), (64, 4874880), (80, 3899904), (96, 3249920), (120, 2599936), (128, 2437440), (160, 1949952), (192, 1624960), (240, 1299968), (256, 1218720), (320, 974976), (384, 812480), (480, 649984), (512, 609360), (640, 487488), (768, 406240), (960, 324992), (1024, 304680), (1280, 243744), (1536, 203120), (1920, 162496), (2048, 152340), (2539, 122880), (2560, 121872), (3072, 101560), (3840, 81248), (4096, 76170), (5078, 61440), (5120, 60936), (6144, 50780), (7617, 40960), (7680, 40624), (8192, 38085), (10156, 30720), (10240, 30468), (12288, 25390), (12695, 24576), (15234, 20480), (15360, 20312)]