879458560

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4943}}^1$

素因数の和:5103

約数の個数: 72

約数和(自身を含む): 2122162560

約数和(自身を除く): 1242704000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 556, 640, 695, 1112, 1280, 1390, 2224, 2780, 4448, 4943, 5560, 8896, 9886, 11120, 17792, 19772, 22240, 24715, 35584, 39544, 44480, 49430, 79088, 88960, 98860, 158176, 177920, 197720, 316352, 395440, 632704, 687077, 790880, 1265408, 1374154, 1581760, 2748308, 3163520, 3435385, 5496616, 6327040, 6870770, 10993232, 13741540, 21986464, 27483080, 43972928, 54966160, 87945856, 109932320, 175891712, 219864640, 439729280, 879458560]

約数ペア:

[(1, 879458560), (2, 439729280), (4, 219864640), (5, 175891712), (8, 109932320), (10, 87945856), (16, 54966160), (20, 43972928), (32, 27483080), (40, 21986464), (64, 13741540), (80, 10993232), (128, 6870770), (139, 6327040), (160, 5496616), (256, 3435385), (278, 3163520), (320, 2748308), (556, 1581760), (640, 1374154), (695, 1265408), (1112, 790880), (1280, 687077), (1390, 632704), (2224, 395440), (2780, 316352), (4448, 197720), (4943, 177920), (5560, 158176), (8896, 98860), (9886, 88960), (11120, 79088), (17792, 49430), (19772, 44480), (22240, 39544), (24715, 35584)]