809910504

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{20123}}^1$

素因数の和:20191

約数の個数: 96

約数和(自身を含む): 2417294880

約数和(自身を除く): 1607384376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 43, 52, 72, 78, 86, 104, 117, 129, 156, 172, 234, 258, 312, 344, 387, 468, 516, 559, 774, 936, 1032, 1118, 1548, 1677, 2236, 3096, 3354, 4472, 5031, 6708, 10062, 13416, 20123, 20124, 40246, 40248, 60369, 80492, 120738, 160984, 181107, 241476, 261599, 362214, 482952, 523198, 724428, 784797, 865289, 1046396, 1448856, 1569594, 1730578, 2092792, 2354391, 2595867, 3139188, 3461156, 4708782, 5191734, 6278376, 6922312, 7787601, 9417564, 10383468, 11248757, 15575202, 18835128, 20766936, 22497514, 31150404, 33746271, 44995028, 62300808, 67492542, 89990056, 101238813, 134985084, 202477626, 269970168, 404955252, 809910504]

約数ペア:

[(1, 809910504), (2, 404955252), (3, 269970168), (4, 202477626), (6, 134985084), (8, 101238813), (9, 89990056), (12, 67492542), (13, 62300808), (18, 44995028), (24, 33746271), (26, 31150404), (36, 22497514), (39, 20766936), (43, 18835128), (52, 15575202), (72, 11248757), (78, 10383468), (86, 9417564), (104, 7787601), (117, 6922312), (129, 6278376), (156, 5191734), (172, 4708782), (234, 3461156), (258, 3139188), (312, 2595867), (344, 2354391), (387, 2092792), (468, 1730578), (516, 1569594), (559, 1448856), (774, 1046396), (936, 865289), (1032, 784797), (1118, 724428), (1548, 523198), (1677, 482952), (2236, 362214), (3096, 261599), (3354, 241476), (4472, 181107), (5031, 160984), (6708, 120738), (10062, 80492), (13416, 60369), (20123, 40248), (20124, 40246)]