240954693

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 400404480

約数和(自身を除く): 159449787

約数列:

[1, 3, 7, 21, 23, 37, 69, 97, 111, 139, 161, 259, 291, 417, 483, 679, 777, 851, 973, 2037, 2231, 2553, 2919, 3197, 3589, 5143, 5957, 6693, 9591, 10767, 13483, 15429, 15617, 17871, 22379, 25123, 36001, 40449, 46851, 67137, 75369, 82547, 94381, 108003, 118289, 247641, 283143, 310109, 354867, 498871, 577829, 828023, 930327, 1496613, 1733487, 2170763, 2484069, 3492097, 6512289, 10476291, 11474033, 34422099, 80318231, 240954693]

約数ペア:

[(1, 240954693), (3, 80318231), (7, 34422099), (21, 11474033), (23, 10476291), (37, 6512289), (69, 3492097), (97, 2484069), (111, 2170763), (139, 1733487), (161, 1496613), (259, 930327), (291, 828023), (417, 577829), (483, 498871), (679, 354867), (777, 310109), (851, 283143), (973, 247641), (2037, 118289), (2231, 108003), (2553, 94381), (2919, 82547), (3197, 75369), (3589, 67137), (5143, 46851), (5957, 40449), (6693, 36001), (9591, 25123), (10767, 22379), (13483, 17871), (15429, 15617)]