164738280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{196117}}^1$

素因数の和:196138

約数の個数: 64

約数和(自身を含む): 564819840

約数和(自身を除く): 400081560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 196117, 392234, 588351, 784468, 980585, 1176702, 1372819, 1568936, 1961170, 2353404, 2745638, 2941755, 3922340, 4118457, 4706808, 5491276, 5883510, 6864095, 7844680, 8236914, 10982552, 11767020, 13728190, 16473828, 20592285, 23534040, 27456380, 32947656, 41184570, 54912760, 82369140, 164738280]

約数ペア:

[(1, 164738280), (2, 82369140), (3, 54912760), (4, 41184570), (5, 32947656), (6, 27456380), (7, 23534040), (8, 20592285), (10, 16473828), (12, 13728190), (14, 11767020), (15, 10982552), (20, 8236914), (21, 7844680), (24, 6864095), (28, 5883510), (30, 5491276), (35, 4706808), (40, 4118457), (42, 3922340), (56, 2941755), (60, 2745638), (70, 2353404), (84, 1961170), (105, 1568936), (120, 1372819), (140, 1176702), (168, 980585), (210, 784468), (280, 588351), (420, 392234), (840, 196117)]