311009280

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{2531}}^1$

素因数の和:2565

約数の個数: 112

約数和(自身を含む): 995562144

約数和(自身を除く): 684552864

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, 2531, 2560, 3072, 3840, 4096, 5062, 5120, 6144, 7593, 7680, 8192, 10124, 10240, 12288, 12655, 15186, 15360, 20248, 20480, 24576, 25310, 30372, 30720, 37965, 40496, 40960, 50620, 60744, 61440, 75930, 80992, 101240, 121488, 122880, 151860, 161984, 202480, 242976, 303720, 323968, 404960, 485952, 607440, 647936, 809920, 971904, 1214880, 1295872, 1619840, 1943808, 2429760, 2591744, 3239680, 3887616, 4859520, 5183488, 6479360, 7775232, 9719040, 10366976, 12958720, 15550464, 19438080, 20733952, 25917440, 31100928, 38876160, 51834880, 62201856, 77752320, 103669760, 155504640, 311009280]

約数ペア:

[(1, 311009280), (2, 155504640), (3, 103669760), (4, 77752320), (5, 62201856), (6, 51834880), (8, 38876160), (10, 31100928), (12, 25917440), (15, 20733952), (16, 19438080), (20, 15550464), (24, 12958720), (30, 10366976), (32, 9719040), (40, 7775232), (48, 6479360), (60, 5183488), (64, 4859520), (80, 3887616), (96, 3239680), (120, 2591744), (128, 2429760), (160, 1943808), (192, 1619840), (240, 1295872), (256, 1214880), (320, 971904), (384, 809920), (480, 647936), (512, 607440), (640, 485952), (768, 404960), (960, 323968), (1024, 303720), (1280, 242976), (1536, 202480), (1920, 161984), (2048, 151860), (2531, 122880), (2560, 121488), (3072, 101240), (3840, 80992), (4096, 75930), (5062, 61440), (5120, 60744), (6144, 50620), (7593, 40960), (7680, 40496), (8192, 37965), (10124, 30720), (10240, 30372), (12288, 25310), (12655, 24576), (15186, 20480), (15360, 20248)]