256458276

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{374939}}^1$

素因数の和:374968

約数の個数: 36

約数和(自身を含む): 682390800

約数和(自身を除く): 425932524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 374939, 749878, 1124817, 1499756, 2249634, 3374451, 4499268, 6748902, 7123841, 13497804, 14247682, 21371523, 28495364, 42743046, 64114569, 85486092, 128229138, 256458276]

約数ペア:

[(1, 256458276), (2, 128229138), (3, 85486092), (4, 64114569), (6, 42743046), (9, 28495364), (12, 21371523), (18, 14247682), (19, 13497804), (36, 7123841), (38, 6748902), (57, 4499268), (76, 3374451), (114, 2249634), (171, 1499756), (228, 1124817), (342, 749878), (684, 374939)]