2780568

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{613}}^1$

素因数の和:638

約数の個数: 80

約数和(自身を含む): 8915280

約数和(自身を除く): 6134712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 613, 648, 756, 1134, 1226, 1512, 1839, 2268, 2452, 3678, 4291, 4536, 4904, 5517, 7356, 8582, 11034, 12873, 14712, 16551, 17164, 22068, 25746, 33102, 34328, 38619, 44136, 49653, 51492, 66204, 77238, 99306, 102984, 115857, 132408, 154476, 198612, 231714, 308952, 347571, 397224, 463428, 695142, 926856, 1390284, 2780568]

約数ペア:

[(1, 2780568), (2, 1390284), (3, 926856), (4, 695142), (6, 463428), (7, 397224), (8, 347571), (9, 308952), (12, 231714), (14, 198612), (18, 154476), (21, 132408), (24, 115857), (27, 102984), (28, 99306), (36, 77238), (42, 66204), (54, 51492), (56, 49653), (63, 44136), (72, 38619), (81, 34328), (84, 33102), (108, 25746), (126, 22068), (162, 17164), (168, 16551), (189, 14712), (216, 12873), (252, 11034), (324, 8582), (378, 7356), (504, 5517), (567, 4904), (613, 4536), (648, 4291), (756, 3678), (1134, 2452), (1226, 2268), (1512, 1839)]