77998080

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{2539}}^1$

素因数の和:2569

約数の個数: 96

約数和(自身を含む): 249631200

約数和(自身を除く): 171633120

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, 5078, 5120, 6144, 7617, 7680, 10156, 10240, 12695, 15234, 15360, 20312, 25390, 30468, 30720, 38085, 40624, 50780, 60936, 76170, 81248, 101560, 121872, 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, 12999680, 15599616, 19499520, 25999360, 38999040, 77998080]

約数ペア:

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