256782384

素因数分解:

$2^4\times 3^2\times {\mathrm{1783211}}^1$

素因数の和:1783225

約数の個数: 30

約数和(自身を含む): 718634436

約数和(自身を除く): 461852052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1783211, 3566422, 5349633, 7132844, 10699266, 14265688, 16048899, 21398532, 28531376, 32097798, 42797064, 64195596, 85594128, 128391192, 256782384]

約数ペア:

[(1, 256782384), (2, 128391192), (3, 85594128), (4, 64195596), (6, 42797064), (8, 32097798), (9, 28531376), (12, 21398532), (16, 16048899), (18, 14265688), (24, 10699266), (36, 7132844), (48, 5349633), (72, 3566422), (144, 1783211)]