86810220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{68897}}^1$

素因数の和:68919

約数の個数: 72

約数和(自身を含む): 300946464

約数和(自身を除く): 214136244

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 68897, 137794, 206691, 275588, 344485, 413382, 482279, 620073, 688970, 826764, 964558, 1033455, 1240146, 1377940, 1446837, 1929116, 2066910, 2411395, 2480292, 2893674, 3100365, 4133820, 4340511, 4822790, 5787348, 6200730, 7234185, 8681022, 9645580, 12401460, 14468370, 17362044, 21702555, 28936740, 43405110, 86810220]

約数ペア:

[(1, 86810220), (2, 43405110), (3, 28936740), (4, 21702555), (5, 17362044), (6, 14468370), (7, 12401460), (9, 9645580), (10, 8681022), (12, 7234185), (14, 6200730), (15, 5787348), (18, 4822790), (20, 4340511), (21, 4133820), (28, 3100365), (30, 2893674), (35, 2480292), (36, 2411395), (42, 2066910), (45, 1929116), (60, 1446837), (63, 1377940), (70, 1240146), (84, 1033455), (90, 964558), (105, 826764), (126, 688970), (140, 620073), (180, 482279), (210, 413382), (252, 344485), (315, 275588), (420, 206691), (630, 137794), (1260, 68897)]