144798980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1\times {\mathrm{443}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 311048640

約数和(自身を除く): 166249660

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 277, 295, 443, 554, 590, 886, 1108, 1180, 1385, 1772, 2215, 2770, 4430, 5540, 8860, 16343, 26137, 32686, 52274, 65372, 81715, 104548, 122711, 130685, 163430, 245422, 261370, 326860, 490844, 522740, 613555, 1227110, 2454220, 7239949, 14479898, 28959796, 36199745, 72399490, 144798980]

約数ペア:

[(1, 144798980), (2, 72399490), (4, 36199745), (5, 28959796), (10, 14479898), (20, 7239949), (59, 2454220), (118, 1227110), (236, 613555), (277, 522740), (295, 490844), (443, 326860), (554, 261370), (590, 245422), (886, 163430), (1108, 130685), (1180, 122711), (1385, 104548), (1772, 81715), (2215, 65372), (2770, 52274), (4430, 32686), (5540, 26137), (8860, 16343)]