145803280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{260363}}^1$

素因数の和:260383

約数の個数: 40

約数和(自身を含む): 387421632

約数和(自身を除く): 241618352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 260363, 520726, 1041452, 1301815, 1822541, 2082904, 2603630, 3645082, 4165808, 5207260, 7290164, 9112705, 10414520, 14580328, 18225410, 20829040, 29160656, 36450820, 72901640, 145803280]

約数ペア:

[(1, 145803280), (2, 72901640), (4, 36450820), (5, 29160656), (7, 20829040), (8, 18225410), (10, 14580328), (14, 10414520), (16, 9112705), (20, 7290164), (28, 5207260), (35, 4165808), (40, 3645082), (56, 2603630), (70, 2082904), (80, 1822541), (112, 1301815), (140, 1041452), (280, 520726), (560, 260363)]