205429320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{570637}}^1$

素因数の和:570654

約数の個数: 48

約数和(自身を含む): 667646460

約数和(自身を除く): 462217140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 570637, 1141274, 1711911, 2282548, 2853185, 3423822, 4565096, 5135733, 5706370, 6847644, 8559555, 10271466, 11412740, 13695288, 17119110, 20542932, 22825480, 25678665, 34238220, 41085864, 51357330, 68476440, 102714660, 205429320]

約数ペア:

[(1, 205429320), (2, 102714660), (3, 68476440), (4, 51357330), (5, 41085864), (6, 34238220), (8, 25678665), (9, 22825480), (10, 20542932), (12, 17119110), (15, 13695288), (18, 11412740), (20, 10271466), (24, 8559555), (30, 6847644), (36, 5706370), (40, 5135733), (45, 4565096), (60, 3423822), (72, 2853185), (90, 2282548), (120, 1711911), (180, 1141274), (360, 570637)]