145706960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{260191}}^1$

素因数の和:260211

約数の個数: 40

約数和(自身を含む): 387165696

約数和(自身を除く): 241458736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 260191, 520382, 1040764, 1300955, 1821337, 2081528, 2601910, 3642674, 4163056, 5203820, 7285348, 9106685, 10407640, 14570696, 18213370, 20815280, 29141392, 36426740, 72853480, 145706960]

約数ペア:

[(1, 145706960), (2, 72853480), (4, 36426740), (5, 29141392), (7, 20815280), (8, 18213370), (10, 14570696), (14, 10407640), (16, 9106685), (20, 7285348), (28, 5203820), (35, 4163056), (40, 3642674), (56, 2601910), (70, 2081528), (80, 1821337), (112, 1300955), (140, 1040764), (280, 520382), (560, 260191)]