259394640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1080811}}^1$

素因数の和:1080827

約数の個数: 40

約数和(自身を含む): 804124128

約数和(自身を除く): 544729488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1080811, 2161622, 3242433, 4323244, 5404055, 6484866, 8646488, 10808110, 12969732, 16212165, 17292976, 21616220, 25939464, 32424330, 43232440, 51878928, 64848660, 86464880, 129697320, 259394640]

約数ペア:

[(1, 259394640), (2, 129697320), (3, 86464880), (4, 64848660), (5, 51878928), (6, 43232440), (8, 32424330), (10, 25939464), (12, 21616220), (15, 17292976), (16, 16212165), (20, 12969732), (24, 10808110), (30, 8646488), (40, 6484866), (48, 5404055), (60, 4323244), (80, 3242433), (120, 2161622), (240, 1080811)]