117761440

素因数分解:

$2^5\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1499}}^1$

素因数の和:2005

約数の個数: 48

約数和(自身を含む): 278964000

約数和(自身を除く): 161202560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 491, 982, 1499, 1964, 2455, 2998, 3928, 4910, 5996, 7495, 7856, 9820, 11992, 14990, 15712, 19640, 23984, 29980, 39280, 47968, 59960, 78560, 119920, 239840, 736009, 1472018, 2944036, 3680045, 5888072, 7360090, 11776144, 14720180, 23552288, 29440360, 58880720, 117761440]

約数ペア:

[(1, 117761440), (2, 58880720), (4, 29440360), (5, 23552288), (8, 14720180), (10, 11776144), (16, 7360090), (20, 5888072), (32, 3680045), (40, 2944036), (80, 1472018), (160, 736009), (491, 239840), (982, 119920), (1499, 78560), (1964, 59960), (2455, 47968), (2998, 39280), (3928, 29980), (4910, 23984), (5996, 19640), (7495, 15712), (7856, 14990), (9820, 11992)]