21605596440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2731}}^1\times {\mathrm{65927}}^1$

素因数の和:68672

約数の個数: 64

約数和(自身を含む): 64841506560

約数和(自身を除く): 43235910120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2731, 5462, 8193, 10924, 13655, 16386, 21848, 27310, 32772, 40965, 54620, 65544, 65927, 81930, 109240, 131854, 163860, 197781, 263708, 327720, 329635, 395562, 527416, 659270, 791124, 988905, 1318540, 1582248, 1977810, 2637080, 3955620, 7911240, 180046637, 360093274, 540139911, 720186548, 900233185, 1080279822, 1440373096, 1800466370, 2160559644, 2700699555, 3600932740, 4321119288, 5401399110, 7201865480, 10802798220, 21605596440]

約数ペア:

[(1, 21605596440), (2, 10802798220), (3, 7201865480), (4, 5401399110), (5, 4321119288), (6, 3600932740), (8, 2700699555), (10, 2160559644), (12, 1800466370), (15, 1440373096), (20, 1080279822), (24, 900233185), (30, 720186548), (40, 540139911), (60, 360093274), (120, 180046637), (2731, 7911240), (5462, 3955620), (8193, 2637080), (10924, 1977810), (13655, 1582248), (16386, 1318540), (21848, 988905), (27310, 791124), (32772, 659270), (40965, 527416), (54620, 395562), (65544, 329635), (65927, 327720), (81930, 263708), (109240, 197781), (131854, 163860)]