172642960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{308291}}^1$

素因数の和:308311

約数の個数: 40

約数和(自身を含む): 458738496

約数和(自身を除く): 286095536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 308291, 616582, 1233164, 1541455, 2158037, 2466328, 3082910, 4316074, 4932656, 6165820, 8632148, 10790185, 12331640, 17264296, 21580370, 24663280, 34528592, 43160740, 86321480, 172642960]

約数ペア:

[(1, 172642960), (2, 86321480), (4, 43160740), (5, 34528592), (7, 24663280), (8, 21580370), (10, 17264296), (14, 12331640), (16, 10790185), (20, 8632148), (28, 6165820), (35, 4932656), (40, 4316074), (56, 3082910), (70, 2466328), (80, 2158037), (112, 1541455), (140, 1233164), (280, 616582), (560, 308291)]