256879056

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{764521}}^1$

素因数の和:764539

約数の個数: 40

約数和(自身を含む): 758405824

約数和(自身を除く): 501526768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 764521, 1529042, 2293563, 3058084, 4587126, 5351647, 6116168, 9174252, 10703294, 12232336, 16054941, 18348504, 21406588, 32109882, 36697008, 42813176, 64219764, 85626352, 128439528, 256879056]

約数ペア:

[(1, 256879056), (2, 128439528), (3, 85626352), (4, 64219764), (6, 42813176), (7, 36697008), (8, 32109882), (12, 21406588), (14, 18348504), (16, 16054941), (21, 12232336), (24, 10703294), (28, 9174252), (42, 6116168), (48, 5351647), (56, 4587126), (84, 3058084), (112, 2293563), (168, 1529042), (336, 764521)]