168284680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{607}}^1$

素因数の和:886

約数の個数: 64

約数和(自身を含む): 393984000

約数和(自身を除く): 225699320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 239, 290, 478, 580, 607, 956, 1160, 1195, 1214, 1912, 2390, 2428, 3035, 4780, 4856, 6070, 6931, 9560, 12140, 13862, 17603, 24280, 27724, 34655, 35206, 55448, 69310, 70412, 88015, 138620, 140824, 145073, 176030, 277240, 290146, 352060, 580292, 704120, 725365, 1160584, 1450730, 2901460, 4207117, 5802920, 8414234, 16828468, 21035585, 33656936, 42071170, 84142340, 168284680]

約数ペア:

[(1, 168284680), (2, 84142340), (4, 42071170), (5, 33656936), (8, 21035585), (10, 16828468), (20, 8414234), (29, 5802920), (40, 4207117), (58, 2901460), (116, 1450730), (145, 1160584), (232, 725365), (239, 704120), (290, 580292), (478, 352060), (580, 290146), (607, 277240), (956, 176030), (1160, 145073), (1195, 140824), (1214, 138620), (1912, 88015), (2390, 70412), (2428, 69310), (3035, 55448), (4780, 35206), (4856, 34655), (6070, 27724), (6931, 24280), (9560, 17603), (12140, 13862)]