80668260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{448157}}^1$

素因数の和:448172

約数の個数: 36

約数和(自身を含む): 244694268

約数和(自身を除く): 164026008

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 448157, 896314, 1344471, 1792628, 2240785, 2688942, 4033413, 4481570, 5377884, 6722355, 8066826, 8963140, 13444710, 16133652, 20167065, 26889420, 40334130, 80668260]

約数ペア:

[(1, 80668260), (2, 40334130), (3, 26889420), (4, 20167065), (5, 16133652), (6, 13444710), (9, 8963140), (10, 8066826), (12, 6722355), (15, 5377884), (18, 4481570), (20, 4033413), (30, 2688942), (36, 2240785), (45, 1792628), (60, 1344471), (90, 896314), (180, 448157)]