78405690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4027}}^1$

素因数の和:4107

約数の個数: 64

約数和(自身を含む): 208811520

約数和(自身を除く): 130405830

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 59, 66, 110, 118, 165, 177, 295, 330, 354, 590, 649, 885, 1298, 1770, 1947, 3245, 3894, 4027, 6490, 8054, 9735, 12081, 19470, 20135, 24162, 40270, 44297, 60405, 88594, 120810, 132891, 221485, 237593, 265782, 442970, 475186, 664455, 712779, 1187965, 1328910, 1425558, 2375930, 2613523, 3563895, 5227046, 7127790, 7840569, 13067615, 15681138, 26135230, 39202845, 78405690]

約数ペア:

[(1, 78405690), (2, 39202845), (3, 26135230), (5, 15681138), (6, 13067615), (10, 7840569), (11, 7127790), (15, 5227046), (22, 3563895), (30, 2613523), (33, 2375930), (55, 1425558), (59, 1328910), (66, 1187965), (110, 712779), (118, 664455), (165, 475186), (177, 442970), (295, 265782), (330, 237593), (354, 221485), (590, 132891), (649, 120810), (885, 88594), (1298, 60405), (1770, 44297), (1947, 40270), (3245, 24162), (3894, 20135), (4027, 19470), (6490, 12081), (8054, 9735)]