144795280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{258563}}^1$

素因数の和:258583

約数の個数: 40

約数和(自身を含む): 384743232

約数和(自身を除く): 239947952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 258563, 517126, 1034252, 1292815, 1809941, 2068504, 2585630, 3619882, 4137008, 5171260, 7239764, 9049705, 10342520, 14479528, 18099410, 20685040, 28959056, 36198820, 72397640, 144795280]

約数ペア:

[(1, 144795280), (2, 72397640), (4, 36198820), (5, 28959056), (7, 20685040), (8, 18099410), (10, 14479528), (14, 10342520), (16, 9049705), (20, 7239764), (28, 5171260), (35, 4137008), (40, 3619882), (56, 2585630), (70, 2068504), (80, 1809941), (112, 1292815), (140, 1034252), (280, 517126), (560, 258563)]