68437740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{162947}}^1$

素因数の和:162966

約数の個数: 48

約数和(自身を含む): 219002112

約数和(自身を除く): 150564372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 162947, 325894, 488841, 651788, 814735, 977682, 1140629, 1629470, 1955364, 2281258, 2444205, 3258940, 3421887, 4562516, 4888410, 5703145, 6843774, 9776820, 11406290, 13687548, 17109435, 22812580, 34218870, 68437740]

約数ペア:

[(1, 68437740), (2, 34218870), (3, 22812580), (4, 17109435), (5, 13687548), (6, 11406290), (7, 9776820), (10, 6843774), (12, 5703145), (14, 4888410), (15, 4562516), (20, 3421887), (21, 3258940), (28, 2444205), (30, 2281258), (35, 1955364), (42, 1629470), (60, 1140629), (70, 977682), (84, 814735), (105, 651788), (140, 488841), (210, 325894), (420, 162947)]