2575980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1301}}^1$

素因数の和:1327

約数の個数: 72

約数和(自身を含む): 8530704

約数和(自身を除く): 5954724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1301, 1980, 2602, 3903, 5204, 6505, 7806, 11709, 13010, 14311, 15612, 19515, 23418, 26020, 28622, 39030, 42933, 46836, 57244, 58545, 71555, 78060, 85866, 117090, 128799, 143110, 171732, 214665, 234180, 257598, 286220, 429330, 515196, 643995, 858660, 1287990, 2575980]

約数ペア:

[(1, 2575980), (2, 1287990), (3, 858660), (4, 643995), (5, 515196), (6, 429330), (9, 286220), (10, 257598), (11, 234180), (12, 214665), (15, 171732), (18, 143110), (20, 128799), (22, 117090), (30, 85866), (33, 78060), (36, 71555), (44, 58545), (45, 57244), (55, 46836), (60, 42933), (66, 39030), (90, 28622), (99, 26020), (110, 23418), (132, 19515), (165, 15612), (180, 14311), (198, 13010), (220, 11709), (330, 7806), (396, 6505), (495, 5204), (660, 3903), (990, 2602), (1301, 1980)]