57486420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{821}}^1$

素因数の和:1225

約数の個数: 72

約数和(自身を含む): 175036680

約数和(自身を除く): 117550260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 821, 1167, 1556, 1642, 1945, 2334, 2463, 3284, 3501, 3890, 4105, 4668, 4926, 5835, 7002, 7389, 7780, 8210, 9852, 11670, 12315, 14004, 14778, 16420, 17505, 23340, 24630, 29556, 35010, 36945, 49260, 70020, 73890, 147780, 319369, 638738, 958107, 1277476, 1596845, 1916214, 2874321, 3193690, 3832428, 4790535, 5748642, 6387380, 9581070, 11497284, 14371605, 19162140, 28743210, 57486420]

約数ペア:

[(1, 57486420), (2, 28743210), (3, 19162140), (4, 14371605), (5, 11497284), (6, 9581070), (9, 6387380), (10, 5748642), (12, 4790535), (15, 3832428), (18, 3193690), (20, 2874321), (30, 1916214), (36, 1596845), (45, 1277476), (60, 958107), (90, 638738), (180, 319369), (389, 147780), (778, 73890), (821, 70020), (1167, 49260), (1556, 36945), (1642, 35010), (1945, 29556), (2334, 24630), (2463, 23340), (3284, 17505), (3501, 16420), (3890, 14778), (4105, 14004), (4668, 12315), (4926, 11670), (5835, 9852), (7002, 8210), (7389, 7780)]