27968940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{155383}}^1$

素因数の和:155398

約数の個数: 36

約数和(自身を含む): 84839664

約数和(自身を除く): 56870724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 155383, 310766, 466149, 621532, 776915, 932298, 1398447, 1553830, 1864596, 2330745, 2796894, 3107660, 4661490, 5593788, 6992235, 9322980, 13984470, 27968940]

約数ペア:

[(1, 27968940), (2, 13984470), (3, 9322980), (4, 6992235), (5, 5593788), (6, 4661490), (9, 3107660), (10, 2796894), (12, 2330745), (15, 1864596), (18, 1553830), (20, 1398447), (30, 932298), (36, 776915), (45, 621532), (60, 466149), (90, 310766), (180, 155383)]