213496640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{95311}}^1$

素因数の和:95335

約数の個数: 56

約数和(自身を含む): 581021952

約数和(自身を除く): 367525312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 95311, 190622, 381244, 476555, 667177, 762488, 953110, 1334354, 1524976, 1906220, 2668708, 3049952, 3335885, 3812440, 5337416, 6099904, 6671770, 7624880, 10674832, 13343540, 15249760, 21349664, 26687080, 30499520, 42699328, 53374160, 106748320, 213496640]

約数ペア:

[(1, 213496640), (2, 106748320), (4, 53374160), (5, 42699328), (7, 30499520), (8, 26687080), (10, 21349664), (14, 15249760), (16, 13343540), (20, 10674832), (28, 7624880), (32, 6671770), (35, 6099904), (40, 5337416), (56, 3812440), (64, 3335885), (70, 3049952), (80, 2668708), (112, 1906220), (140, 1524976), (160, 1334354), (224, 953110), (280, 762488), (320, 667177), (448, 476555), (560, 381244), (1120, 190622), (2240, 95311)]