68878180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1319}}^1$

素因数の和:1708

約数の個数: 48

約数和(自身を含む): 165876480

約数和(自身を除く): 96998300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 373, 746, 1319, 1492, 1865, 2611, 2638, 3730, 5222, 5276, 6595, 7460, 9233, 10444, 13055, 13190, 18466, 26110, 26380, 36932, 46165, 52220, 92330, 184660, 491987, 983974, 1967948, 2459935, 3443909, 4919870, 6887818, 9839740, 13775636, 17219545, 34439090, 68878180]

約数ペア:

[(1, 68878180), (2, 34439090), (4, 17219545), (5, 13775636), (7, 9839740), (10, 6887818), (14, 4919870), (20, 3443909), (28, 2459935), (35, 1967948), (70, 983974), (140, 491987), (373, 184660), (746, 92330), (1319, 52220), (1492, 46165), (1865, 36932), (2611, 26380), (2638, 26110), (3730, 18466), (5222, 13190), (5276, 13055), (6595, 10444), (7460, 9233)]