66130960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{439}}^1$

素因数の和:728

約数の個数: 80

約数和(自身を含む): 176774400

約数和(自身を除く): 110643440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 269, 280, 439, 538, 560, 878, 1076, 1345, 1756, 1883, 2152, 2195, 2690, 3073, 3512, 3766, 4304, 4390, 5380, 6146, 7024, 7532, 8780, 9415, 10760, 12292, 15064, 15365, 17560, 18830, 21520, 24584, 30128, 30730, 35120, 37660, 49168, 61460, 75320, 118091, 122920, 150640, 236182, 245840, 472364, 590455, 826637, 944728, 1180910, 1653274, 1889456, 2361820, 3306548, 4133185, 4723640, 6613096, 8266370, 9447280, 13226192, 16532740, 33065480, 66130960]

約数ペア:

[(1, 66130960), (2, 33065480), (4, 16532740), (5, 13226192), (7, 9447280), (8, 8266370), (10, 6613096), (14, 4723640), (16, 4133185), (20, 3306548), (28, 2361820), (35, 1889456), (40, 1653274), (56, 1180910), (70, 944728), (80, 826637), (112, 590455), (140, 472364), (269, 245840), (280, 236182), (439, 150640), (538, 122920), (560, 118091), (878, 75320), (1076, 61460), (1345, 49168), (1756, 37660), (1883, 35120), (2152, 30730), (2195, 30128), (2690, 24584), (3073, 21520), (3512, 18830), (3766, 17560), (4304, 15365), (4390, 15064), (5380, 12292), (6146, 10760), (7024, 9415), (7532, 8780)]