68272215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 125286912

約数和(自身を除く): 57014697

約数列:

[1, 3, 5, 11, 15, 33, 37, 53, 55, 111, 159, 165, 185, 211, 265, 407, 555, 583, 633, 795, 1055, 1221, 1749, 1961, 2035, 2321, 2915, 3165, 5883, 6105, 6963, 7807, 8745, 9805, 11183, 11605, 21571, 23421, 29415, 33549, 34815, 39035, 55915, 64713, 85877, 107855, 117105, 123013, 167745, 257631, 323565, 369039, 413771, 429385, 615065, 1241313, 1288155, 1845195, 2068855, 4551481, 6206565, 13654443, 22757405, 68272215]

約数ペア:

[(1, 68272215), (3, 22757405), (5, 13654443), (11, 6206565), (15, 4551481), (33, 2068855), (37, 1845195), (53, 1288155), (55, 1241313), (111, 615065), (159, 429385), (165, 413771), (185, 369039), (211, 323565), (265, 257631), (407, 167745), (555, 123013), (583, 117105), (633, 107855), (795, 85877), (1055, 64713), (1221, 55915), (1749, 39035), (1961, 34815), (2035, 33549), (2321, 29415), (2915, 23421), (3165, 21571), (5883, 11605), (6105, 11183), (6963, 9805), (7807, 8745)]