80721288

素因数分解:

$2^3\times 3^2\times {\mathrm{607}}^1\times {\mathrm{1847}}^1$

素因数の和:2466

約数の個数: 48

約数和(自身を含む): 219098880

約数和(自身を除く): 138377592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 607, 1214, 1821, 1847, 2428, 3642, 3694, 4856, 5463, 5541, 7284, 7388, 10926, 11082, 14568, 14776, 16623, 21852, 22164, 33246, 43704, 44328, 66492, 132984, 1121129, 2242258, 3363387, 4484516, 6726774, 8969032, 10090161, 13453548, 20180322, 26907096, 40360644, 80721288]

約数ペア:

[(1, 80721288), (2, 40360644), (3, 26907096), (4, 20180322), (6, 13453548), (8, 10090161), (9, 8969032), (12, 6726774), (18, 4484516), (24, 3363387), (36, 2242258), (72, 1121129), (607, 132984), (1214, 66492), (1821, 44328), (1847, 43704), (2428, 33246), (3642, 22164), (3694, 21852), (4856, 16623), (5463, 14776), (5541, 14568), (7284, 11082), (7388, 10926)]