28078080

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{457}}^1$

素因数の和:489

約数の個数: 104

約数和(自身を含む): 90035472

約数和(自身を除く): 61957392

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, 457, 480, 512, 640, 768, 914, 960, 1024, 1280, 1371, 1536, 1828, 1920, 2048, 2285, 2560, 2742, 3072, 3656, 3840, 4096, 4570, 5120, 5484, 6144, 6855, 7312, 7680, 9140, 10240, 10968, 12288, 13710, 14624, 15360, 18280, 20480, 21936, 27420, 29248, 30720, 36560, 43872, 54840, 58496, 61440, 73120, 87744, 109680, 116992, 146240, 175488, 219360, 233984, 292480, 350976, 438720, 467968, 584960, 701952, 877440, 935936, 1169920, 1403904, 1754880, 1871872, 2339840, 2807808, 3509760, 4679680, 5615616, 7019520, 9359360, 14039040, 28078080]

約数ペア:

[(1, 28078080), (2, 14039040), (3, 9359360), (4, 7019520), (5, 5615616), (6, 4679680), (8, 3509760), (10, 2807808), (12, 2339840), (15, 1871872), (16, 1754880), (20, 1403904), (24, 1169920), (30, 935936), (32, 877440), (40, 701952), (48, 584960), (60, 467968), (64, 438720), (80, 350976), (96, 292480), (120, 233984), (128, 219360), (160, 175488), (192, 146240), (240, 116992), (256, 109680), (320, 87744), (384, 73120), (457, 61440), (480, 58496), (512, 54840), (640, 43872), (768, 36560), (914, 30720), (960, 29248), (1024, 27420), (1280, 21936), (1371, 20480), (1536, 18280), (1828, 15360), (1920, 14624), (2048, 13710), (2285, 12288), (2560, 10968), (2742, 10240), (3072, 9140), (3656, 7680), (3840, 7312), (4096, 6855), (4570, 6144), (5120, 5484)]