78808320

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{6841}}^1$

素因数の和:6868

約数の個数: 108

約数和(自身を含む): 272708436

約数和(自身を除く): 193900116

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 6841, 11520, 13682, 20523, 27364, 34205, 41046, 54728, 61569, 68410, 82092, 102615, 109456, 123138, 136820, 164184, 205230, 218912, 246276, 273640, 307845, 328368, 410460, 437824, 492552, 547280, 615690, 656736, 820920, 875648, 985104, 1094560, 1231380, 1313472, 1641840, 1751296, 1970208, 2189120, 2462760, 2626944, 3283680, 3940416, 4378240, 4925520, 5253888, 6567360, 7880832, 8756480, 9851040, 13134720, 15761664, 19702080, 26269440, 39404160, 78808320]

約数ペア:

[(1, 78808320), (2, 39404160), (3, 26269440), (4, 19702080), (5, 15761664), (6, 13134720), (8, 9851040), (9, 8756480), (10, 7880832), (12, 6567360), (15, 5253888), (16, 4925520), (18, 4378240), (20, 3940416), (24, 3283680), (30, 2626944), (32, 2462760), (36, 2189120), (40, 1970208), (45, 1751296), (48, 1641840), (60, 1313472), (64, 1231380), (72, 1094560), (80, 985104), (90, 875648), (96, 820920), (120, 656736), (128, 615690), (144, 547280), (160, 492552), (180, 437824), (192, 410460), (240, 328368), (256, 307845), (288, 273640), (320, 246276), (360, 218912), (384, 205230), (480, 164184), (576, 136820), (640, 123138), (720, 109456), (768, 102615), (960, 82092), (1152, 68410), (1280, 61569), (1440, 54728), (1920, 41046), (2304, 34205), (2880, 27364), (3840, 20523), (5760, 13682), (6841, 11520)]