207901470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2297}}^1$

素因数の和:2745

約数の個数: 64

約数和(自身を含む): 571815936

約数和(自身を除く): 363914466

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 431, 862, 1293, 2155, 2297, 2586, 3017, 4310, 4594, 6034, 6465, 6891, 9051, 11485, 12930, 13782, 15085, 16079, 18102, 22970, 30170, 32158, 34455, 45255, 48237, 68910, 80395, 90510, 96474, 160790, 241185, 482370, 990007, 1980014, 2970021, 4950035, 5940042, 6930049, 9900070, 13860098, 14850105, 20790147, 29700210, 34650245, 41580294, 69300490, 103950735, 207901470]

約数ペア:

[(1, 207901470), (2, 103950735), (3, 69300490), (5, 41580294), (6, 34650245), (7, 29700210), (10, 20790147), (14, 14850105), (15, 13860098), (21, 9900070), (30, 6930049), (35, 5940042), (42, 4950035), (70, 2970021), (105, 1980014), (210, 990007), (431, 482370), (862, 241185), (1293, 160790), (2155, 96474), (2297, 90510), (2586, 80395), (3017, 68910), (4310, 48237), (4594, 45255), (6034, 34455), (6465, 32158), (6891, 30170), (9051, 22970), (11485, 18102), (12930, 16079), (13782, 15085)]