127298220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{303091}}^1$

素因数の和:303110

約数の個数: 48

約数和(自身を含む): 407355648

約数和(自身を除く): 280057428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 303091, 606182, 909273, 1212364, 1515455, 1818546, 2121637, 3030910, 3637092, 4243274, 4546365, 6061820, 6364911, 8486548, 9092730, 10608185, 12729822, 18185460, 21216370, 25459644, 31824555, 42432740, 63649110, 127298220]

約数ペア:

[(1, 127298220), (2, 63649110), (3, 42432740), (4, 31824555), (5, 25459644), (6, 21216370), (7, 18185460), (10, 12729822), (12, 10608185), (14, 9092730), (15, 8486548), (20, 6364911), (21, 6061820), (28, 4546365), (30, 4243274), (35, 3637092), (42, 3030910), (60, 2121637), (70, 1818546), (84, 1515455), (105, 1212364), (140, 909273), (210, 606182), (420, 303091)]