68357740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 161413056

約数和(自身を除く): 93055316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 121, 188, 220, 235, 242, 470, 484, 517, 601, 605, 940, 1034, 1202, 1210, 2068, 2404, 2420, 2585, 3005, 5170, 5687, 6010, 6611, 10340, 11374, 12020, 13222, 22748, 26444, 28247, 28435, 33055, 56494, 56870, 66110, 72721, 112988, 113740, 132220, 141235, 145442, 282470, 290884, 310717, 363605, 564940, 621434, 727210, 1242868, 1454420, 1553585, 3107170, 3417887, 6214340, 6835774, 13671548, 17089435, 34178870, 68357740]

約数ペア:

[(1, 68357740), (2, 34178870), (4, 17089435), (5, 13671548), (10, 6835774), (11, 6214340), (20, 3417887), (22, 3107170), (44, 1553585), (47, 1454420), (55, 1242868), (94, 727210), (110, 621434), (121, 564940), (188, 363605), (220, 310717), (235, 290884), (242, 282470), (470, 145442), (484, 141235), (517, 132220), (601, 113740), (605, 112988), (940, 72721), (1034, 66110), (1202, 56870), (1210, 56494), (2068, 33055), (2404, 28435), (2420, 28247), (2585, 26444), (3005, 22748), (5170, 13222), (5687, 12020), (6010, 11374), (6611, 10340)]