81334920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{677791}}^1$

素因数の和:677805

約数の個数: 32

約数和(自身を含む): 244005120

約数和(自身を除く): 162670200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 677791, 1355582, 2033373, 2711164, 3388955, 4066746, 5422328, 6777910, 8133492, 10166865, 13555820, 16266984, 20333730, 27111640, 40667460, 81334920]

約数ペア:

[(1, 81334920), (2, 40667460), (3, 27111640), (4, 20333730), (5, 16266984), (6, 13555820), (8, 10166865), (10, 8133492), (12, 6777910), (15, 5422328), (20, 4066746), (24, 3388955), (30, 2711164), (40, 2033373), (60, 1355582), (120, 677791)]