51108540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{121687}}^1$

素因数の和:121706

約数の個数: 48

約数和(自身を含む): 163548672

約数和(自身を除く): 112440132

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, 121687, 243374, 365061, 486748, 608435, 730122, 851809, 1216870, 1460244, 1703618, 1825305, 2433740, 2555427, 3407236, 3650610, 4259045, 5110854, 7301220, 8518090, 10221708, 12777135, 17036180, 25554270, 51108540]

約数ペア:

[(1, 51108540), (2, 25554270), (3, 17036180), (4, 12777135), (5, 10221708), (6, 8518090), (7, 7301220), (10, 5110854), (12, 4259045), (14, 3650610), (15, 3407236), (20, 2555427), (21, 2433740), (28, 1825305), (30, 1703618), (35, 1460244), (42, 1216870), (60, 851809), (70, 730122), (84, 608435), (105, 486748), (140, 365061), (210, 243374), (420, 121687)]