69439140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{128591}}^1$

素因数の和:128609

約数の個数: 48

約数和(自身を含む): 216034560

約数和(自身を除く): 146595420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 128591, 257182, 385773, 514364, 642955, 771546, 1157319, 1285910, 1543092, 1928865, 2314638, 2571820, 3471957, 3857730, 4629276, 5786595, 6943914, 7715460, 11573190, 13887828, 17359785, 23146380, 34719570, 69439140]

約数ペア:

[(1, 69439140), (2, 34719570), (3, 23146380), (4, 17359785), (5, 13887828), (6, 11573190), (9, 7715460), (10, 6943914), (12, 5786595), (15, 4629276), (18, 3857730), (20, 3471957), (27, 2571820), (30, 2314638), (36, 1928865), (45, 1543092), (54, 1285910), (60, 1157319), (90, 771546), (108, 642955), (135, 514364), (180, 385773), (270, 257182), (540, 128591)]