66936720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{278903}}^1$

素因数の和:278919

約数の個数: 40

約数和(自身を含む): 207504576

約数和(自身を除く): 140567856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 278903, 557806, 836709, 1115612, 1394515, 1673418, 2231224, 2789030, 3346836, 4183545, 4462448, 5578060, 6693672, 8367090, 11156120, 13387344, 16734180, 22312240, 33468360, 66936720]

約数ペア:

[(1, 66936720), (2, 33468360), (3, 22312240), (4, 16734180), (5, 13387344), (6, 11156120), (8, 8367090), (10, 6693672), (12, 5578060), (15, 4462448), (16, 4183545), (20, 3346836), (24, 2789030), (30, 2231224), (40, 1673418), (48, 1394515), (60, 1115612), (80, 836709), (120, 557806), (240, 278903)]