247494310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 519552000

約数和(自身を除く): 272057690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 163, 199, 218, 326, 398, 545, 763, 815, 995, 1090, 1141, 1393, 1526, 1630, 1990, 2282, 2786, 3815, 5705, 6965, 7630, 11410, 13930, 17767, 21691, 32437, 35534, 43382, 64874, 88835, 108455, 124369, 151837, 162185, 177670, 216910, 227059, 248738, 303674, 324370, 454118, 621845, 759185, 1135295, 1243690, 1518370, 2270590, 3535633, 7071266, 17678165, 24749431, 35356330, 49498862, 123747155, 247494310]

約数ペア:

[(1, 247494310), (2, 123747155), (5, 49498862), (7, 35356330), (10, 24749431), (14, 17678165), (35, 7071266), (70, 3535633), (109, 2270590), (163, 1518370), (199, 1243690), (218, 1135295), (326, 759185), (398, 621845), (545, 454118), (763, 324370), (815, 303674), (995, 248738), (1090, 227059), (1141, 216910), (1393, 177670), (1526, 162185), (1630, 151837), (1990, 124369), (2282, 108455), (2786, 88835), (3815, 64874), (5705, 43382), (6965, 35534), (7630, 32437), (11410, 21691), (13930, 17767)]