68548620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163211}}^1$

素因数の和:163230

約数の個数: 48

約数和(自身を含む): 219356928

約数和(自身を除く): 150808308

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, 163211, 326422, 489633, 652844, 816055, 979266, 1142477, 1632110, 1958532, 2284954, 2448165, 3264220, 3427431, 4569908, 4896330, 5712385, 6854862, 9792660, 11424770, 13709724, 17137155, 22849540, 34274310, 68548620]

約数ペア:

[(1, 68548620), (2, 34274310), (3, 22849540), (4, 17137155), (5, 13709724), (6, 11424770), (7, 9792660), (10, 6854862), (12, 5712385), (14, 4896330), (15, 4569908), (20, 3427431), (21, 3264220), (28, 2448165), (30, 2284954), (35, 1958532), (42, 1632110), (60, 1142477), (70, 979266), (84, 816055), (105, 652844), (140, 489633), (210, 326422), (420, 163211)]