67912880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{701}}^1$

素因数の和:894

約数の個数: 80

約数和(自身を含む): 181756224

約数和(自身を除く): 113843344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 173, 280, 346, 560, 692, 701, 865, 1211, 1384, 1402, 1730, 2422, 2768, 2804, 3460, 3505, 4844, 4907, 5608, 6055, 6920, 7010, 9688, 9814, 11216, 12110, 13840, 14020, 19376, 19628, 24220, 24535, 28040, 39256, 48440, 49070, 56080, 78512, 96880, 98140, 121273, 196280, 242546, 392560, 485092, 606365, 848911, 970184, 1212730, 1697822, 1940368, 2425460, 3395644, 4244555, 4850920, 6791288, 8489110, 9701840, 13582576, 16978220, 33956440, 67912880]

約数ペア:

[(1, 67912880), (2, 33956440), (4, 16978220), (5, 13582576), (7, 9701840), (8, 8489110), (10, 6791288), (14, 4850920), (16, 4244555), (20, 3395644), (28, 2425460), (35, 1940368), (40, 1697822), (56, 1212730), (70, 970184), (80, 848911), (112, 606365), (140, 485092), (173, 392560), (280, 242546), (346, 196280), (560, 121273), (692, 98140), (701, 96880), (865, 78512), (1211, 56080), (1384, 49070), (1402, 48440), (1730, 39256), (2422, 28040), (2768, 24535), (2804, 24220), (3460, 19628), (3505, 19376), (4844, 14020), (4907, 13840), (5608, 12110), (6055, 11216), (6920, 9814), (7010, 9688)]