2489845860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{16103}}^1$

素因数の和:16977

約数の個数: 72

約数和(自身を含む): 7561794240

約数和(自身を除く): 5071948380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 859, 1718, 2577, 3436, 4295, 5154, 7731, 8590, 10308, 12885, 15462, 16103, 17180, 25770, 30924, 32206, 38655, 48309, 51540, 64412, 77310, 80515, 96618, 144927, 154620, 161030, 193236, 241545, 289854, 322060, 483090, 579708, 724635, 966180, 1449270, 2898540, 13832477, 27664954, 41497431, 55329908, 69162385, 82994862, 124492293, 138324770, 165989724, 207487155, 248984586, 276649540, 414974310, 497969172, 622461465, 829948620, 1244922930, 2489845860]

約数ペア:

[(1, 2489845860), (2, 1244922930), (3, 829948620), (4, 622461465), (5, 497969172), (6, 414974310), (9, 276649540), (10, 248984586), (12, 207487155), (15, 165989724), (18, 138324770), (20, 124492293), (30, 82994862), (36, 69162385), (45, 55329908), (60, 41497431), (90, 27664954), (180, 13832477), (859, 2898540), (1718, 1449270), (2577, 966180), (3436, 724635), (4295, 579708), (5154, 483090), (7731, 322060), (8590, 289854), (10308, 241545), (12885, 193236), (15462, 161030), (16103, 154620), (17180, 144927), (25770, 96618), (30924, 80515), (32206, 77310), (38655, 64412), (48309, 51540)]