220745988

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{68897}}^1$

素因数の和:68996

約数の個数: 36

約数和(自身を含む): 564274620

約数和(自身を除く): 343528632

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 68897, 137794, 206691, 275588, 413382, 620073, 826764, 1240146, 2480292, 6131833, 12263666, 18395499, 24527332, 36790998, 55186497, 73581996, 110372994, 220745988]

約数ペア:

[(1, 220745988), (2, 110372994), (3, 73581996), (4, 55186497), (6, 36790998), (9, 24527332), (12, 18395499), (18, 12263666), (36, 6131833), (89, 2480292), (178, 1240146), (267, 826764), (356, 620073), (534, 413382), (801, 275588), (1068, 206691), (1602, 137794), (3204, 68897)]