68934540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2729}}^1$

素因数の和:3162

約数の個数: 48

約数和(自身を含む): 193546080

約数和(自身を除く): 124611540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 2729, 4210, 5052, 5458, 6315, 8187, 8420, 10916, 12630, 13645, 16374, 25260, 27290, 32748, 40935, 54580, 81870, 163740, 1148909, 2297818, 3446727, 4595636, 5744545, 6893454, 11489090, 13786908, 17233635, 22978180, 34467270, 68934540]

約数ペア:

[(1, 68934540), (2, 34467270), (3, 22978180), (4, 17233635), (5, 13786908), (6, 11489090), (10, 6893454), (12, 5744545), (15, 4595636), (20, 3446727), (30, 2297818), (60, 1148909), (421, 163740), (842, 81870), (1263, 54580), (1684, 40935), (2105, 32748), (2526, 27290), (2729, 25260), (4210, 16374), (5052, 13645), (5458, 12630), (6315, 10916), (8187, 8420)]