304820120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16111}}^1$

素因数の和:16176

約数の個数: 64

約数和(自身を含む): 765642240

約数和(自身を除く): 460822120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 9460, 16111, 18920, 32222, 64444, 80555, 128888, 161110, 177221, 322220, 354442, 644440, 692773, 708884, 886105, 1385546, 1417768, 1772210, 2771092, 3463865, 3544420, 5542184, 6927730, 7088840, 7620503, 13855460, 15241006, 27710920, 30482012, 38102515, 60964024, 76205030, 152410060, 304820120]

約数ペア:

[(1, 304820120), (2, 152410060), (4, 76205030), (5, 60964024), (8, 38102515), (10, 30482012), (11, 27710920), (20, 15241006), (22, 13855460), (40, 7620503), (43, 7088840), (44, 6927730), (55, 5542184), (86, 3544420), (88, 3463865), (110, 2771092), (172, 1772210), (215, 1417768), (220, 1385546), (344, 886105), (430, 708884), (440, 692773), (473, 644440), (860, 354442), (946, 322220), (1720, 177221), (1892, 161110), (2365, 128888), (3784, 80555), (4730, 64444), (9460, 32222), (16111, 18920)]