121984480

素因数分解:

$2^5\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1721}}^1$

素因数の和:2179

約数の個数: 48

約数和(自身を含む): 289006704

約数和(自身を除く): 167022224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 443, 886, 1721, 1772, 2215, 3442, 3544, 4430, 6884, 7088, 8605, 8860, 13768, 14176, 17210, 17720, 27536, 34420, 35440, 55072, 68840, 70880, 137680, 275360, 762403, 1524806, 3049612, 3812015, 6099224, 7624030, 12198448, 15248060, 24396896, 30496120, 60992240, 121984480]

約数ペア:

[(1, 121984480), (2, 60992240), (4, 30496120), (5, 24396896), (8, 15248060), (10, 12198448), (16, 7624030), (20, 6099224), (32, 3812015), (40, 3049612), (80, 1524806), (160, 762403), (443, 275360), (886, 137680), (1721, 70880), (1772, 68840), (2215, 55072), (3442, 35440), (3544, 34420), (4430, 27536), (6884, 17720), (7088, 17210), (8605, 14176), (8860, 13768)]