68488080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2053}}^1$

素因数の和:2208

約数の個数: 80

約数和(自身を含む): 213944640

約数和(自身を除く): 145456560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2053, 2085, 2224, 2780, 3336, 4106, 4170, 5560, 6159, 6672, 8212, 8340, 10265, 11120, 12318, 16424, 16680, 20530, 24636, 30795, 32848, 33360, 41060, 49272, 61590, 82120, 98544, 123180, 164240, 246360, 285367, 492720, 570734, 856101, 1141468, 1426835, 1712202, 2282936, 2853670, 3424404, 4280505, 4565872, 5707340, 6848808, 8561010, 11414680, 13697616, 17122020, 22829360, 34244040, 68488080]

約数ペア:

[(1, 68488080), (2, 34244040), (3, 22829360), (4, 17122020), (5, 13697616), (6, 11414680), (8, 8561010), (10, 6848808), (12, 5707340), (15, 4565872), (16, 4280505), (20, 3424404), (24, 2853670), (30, 2282936), (40, 1712202), (48, 1426835), (60, 1141468), (80, 856101), (120, 570734), (139, 492720), (240, 285367), (278, 246360), (417, 164240), (556, 123180), (695, 98544), (834, 82120), (1112, 61590), (1390, 49272), (1668, 41060), (2053, 33360), (2085, 32848), (2224, 30795), (2780, 24636), (3336, 20530), (4106, 16680), (4170, 16424), (5560, 12318), (6159, 11120), (6672, 10265), (8212, 8340)]