122552220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{291791}}^1$

素因数の和:291810

約数の個数: 48

約数和(自身を含む): 392168448

約数和(自身を除く): 269616228

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, 291791, 583582, 875373, 1167164, 1458955, 1750746, 2042537, 2917910, 3501492, 4085074, 4376865, 5835820, 6127611, 8170148, 8753730, 10212685, 12255222, 17507460, 20425370, 24510444, 30638055, 40850740, 61276110, 122552220]

約数ペア:

[(1, 122552220), (2, 61276110), (3, 40850740), (4, 30638055), (5, 24510444), (6, 20425370), (7, 17507460), (10, 12255222), (12, 10212685), (14, 8753730), (15, 8170148), (20, 6127611), (21, 5835820), (28, 4376865), (30, 4085074), (35, 3501492), (42, 2917910), (60, 2042537), (70, 1750746), (84, 1458955), (105, 1167164), (140, 875373), (210, 583582), (420, 291791)]