140891560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4139}}^1$

素因数の和:4210

約数の個数: 64

約数和(自身を含む): 339811200

約数和(自身を除く): 198919640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 3404, 4139, 4255, 6808, 8278, 8510, 16556, 17020, 20695, 33112, 34040, 41390, 82780, 95197, 153143, 165560, 190394, 306286, 380788, 475985, 612572, 761576, 765715, 951970, 1225144, 1531430, 1903940, 3062860, 3522289, 3807880, 6125720, 7044578, 14089156, 17611445, 28178312, 35222890, 70445780, 140891560]

約数ペア:

[(1, 140891560), (2, 70445780), (4, 35222890), (5, 28178312), (8, 17611445), (10, 14089156), (20, 7044578), (23, 6125720), (37, 3807880), (40, 3522289), (46, 3062860), (74, 1903940), (92, 1531430), (115, 1225144), (148, 951970), (184, 765715), (185, 761576), (230, 612572), (296, 475985), (370, 380788), (460, 306286), (740, 190394), (851, 165560), (920, 153143), (1480, 95197), (1702, 82780), (3404, 41390), (4139, 34040), (4255, 33112), (6808, 20695), (8278, 17020), (8510, 16556)]