320689728

素因数分解:

$2^6\times 3^2\times {\mathrm{556753}}^1$

素因数の和:556771

約数の個数: 42

約数和(自身を含む): 919200854

約数和(自身を除く): 598511126

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 556753, 1113506, 1670259, 2227012, 3340518, 4454024, 5010777, 6681036, 8908048, 10021554, 13362072, 17816096, 20043108, 26724144, 35632192, 40086216, 53448288, 80172432, 106896576, 160344864, 320689728]

約数ペア:

[(1, 320689728), (2, 160344864), (3, 106896576), (4, 80172432), (6, 53448288), (8, 40086216), (9, 35632192), (12, 26724144), (16, 20043108), (18, 17816096), (24, 13362072), (32, 10021554), (36, 8908048), (48, 6681036), (64, 5010777), (72, 4454024), (96, 3340518), (144, 2227012), (192, 1670259), (288, 1113506), (576, 556753)]