68436585

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:823

約数の個数: 72

約数和(自身を含む): 141542856

約数和(自身を除く): 73106271

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 49, 63, 105, 123, 147, 205, 245, 287, 315, 369, 441, 615, 735, 757, 861, 1435, 1845, 2009, 2205, 2271, 2583, 3785, 4305, 5299, 6027, 6813, 10045, 11355, 12915, 15897, 18081, 26495, 30135, 31037, 34065, 37093, 47691, 79485, 90405, 93111, 111279, 155185, 185465, 217259, 238455, 279333, 333837, 465555, 556395, 651777, 1086295, 1396665, 1520813, 1669185, 1955331, 3258885, 4562439, 7604065, 9776655, 13687317, 22812195, 68436585]

約数ペア:

[(1, 68436585), (3, 22812195), (5, 13687317), (7, 9776655), (9, 7604065), (15, 4562439), (21, 3258885), (35, 1955331), (41, 1669185), (45, 1520813), (49, 1396665), (63, 1086295), (105, 651777), (123, 556395), (147, 465555), (205, 333837), (245, 279333), (287, 238455), (315, 217259), (369, 185465), (441, 155185), (615, 111279), (735, 93111), (757, 90405), (861, 79485), (1435, 47691), (1845, 37093), (2009, 34065), (2205, 31037), (2271, 30135), (2583, 26495), (3785, 18081), (4305, 15897), (5299, 12915), (6027, 11355), (6813, 10045)]