9780240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{40751}}^1$

素因数の和:40767

約数の個数: 40

約数和(自身を含む): 30319488

約数和(自身を除く): 20539248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 40751, 81502, 122253, 163004, 203755, 244506, 326008, 407510, 489012, 611265, 652016, 815020, 978024, 1222530, 1630040, 1956048, 2445060, 3260080, 4890120, 9780240]

約数ペア:

[(1, 9780240), (2, 4890120), (3, 3260080), (4, 2445060), (5, 1956048), (6, 1630040), (8, 1222530), (10, 978024), (12, 815020), (15, 652016), (16, 611265), (20, 489012), (24, 407510), (30, 326008), (40, 244506), (48, 203755), (60, 163004), (80, 122253), (120, 81502), (240, 40751)]