248464370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1447}}^1$

素因数の和:1695

約数の個数: 64

約数和(自身を含む): 560480256

約数和(自身を除く): 312015886

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 223, 385, 446, 770, 1115, 1447, 1561, 2230, 2453, 2894, 3122, 4906, 7235, 7805, 10129, 12265, 14470, 15610, 15917, 17171, 20258, 24530, 31834, 34342, 50645, 79585, 85855, 101290, 111419, 159170, 171710, 222838, 322681, 557095, 645362, 1114190, 1613405, 2258767, 3226810, 3549491, 4517534, 7098982, 11293835, 17747455, 22587670, 24846437, 35494910, 49692874, 124232185, 248464370]

約数ペア:

[(1, 248464370), (2, 124232185), (5, 49692874), (7, 35494910), (10, 24846437), (11, 22587670), (14, 17747455), (22, 11293835), (35, 7098982), (55, 4517534), (70, 3549491), (77, 3226810), (110, 2258767), (154, 1613405), (223, 1114190), (385, 645362), (446, 557095), (770, 322681), (1115, 222838), (1447, 171710), (1561, 159170), (2230, 111419), (2453, 101290), (2894, 85855), (3122, 79585), (4906, 50645), (7235, 34342), (7805, 31834), (10129, 24530), (12265, 20258), (14470, 17171), (15610, 15917)]