20180176110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{177533}}^1$

素因数の和:177970

約数の個数: 64

約数和(自身を含む): 53941930560

約数和(自身を除く): 33761754450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 421, 842, 1263, 2105, 2526, 3789, 4210, 6315, 7578, 11367, 12630, 18945, 22734, 37890, 56835, 113670, 177533, 355066, 532599, 887665, 1065198, 1597797, 1775330, 2662995, 3195594, 4793391, 5325990, 7988985, 9586782, 15977970, 23966955, 47933910, 74741393, 149482786, 224224179, 373706965, 448448358, 672672537, 747413930, 1121120895, 1345345074, 2018017611, 2242241790, 3363362685, 4036035222, 6726725370, 10090088055, 20180176110]

約数ペア:

[(1, 20180176110), (2, 10090088055), (3, 6726725370), (5, 4036035222), (6, 3363362685), (9, 2242241790), (10, 2018017611), (15, 1345345074), (18, 1121120895), (27, 747413930), (30, 672672537), (45, 448448358), (54, 373706965), (90, 224224179), (135, 149482786), (270, 74741393), (421, 47933910), (842, 23966955), (1263, 15977970), (2105, 9586782), (2526, 7988985), (3789, 5325990), (4210, 4793391), (6315, 3195594), (7578, 2662995), (11367, 1775330), (12630, 1597797), (18945, 1065198), (22734, 887665), (37890, 532599), (56835, 355066), (113670, 177533)]