28902090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{601}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 79752960

約数和(自身を除く): 50850870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 229, 458, 601, 687, 1145, 1202, 1374, 1603, 1803, 2290, 3005, 3206, 3435, 3606, 4207, 4809, 6010, 6870, 8015, 8414, 9015, 9618, 12621, 16030, 18030, 21035, 24045, 25242, 42070, 48090, 63105, 126210, 137629, 275258, 412887, 688145, 825774, 963403, 1376290, 1926806, 2064435, 2890209, 4128870, 4817015, 5780418, 9634030, 14451045, 28902090]

約数ペア:

[(1, 28902090), (2, 14451045), (3, 9634030), (5, 5780418), (6, 4817015), (7, 4128870), (10, 2890209), (14, 2064435), (15, 1926806), (21, 1376290), (30, 963403), (35, 825774), (42, 688145), (70, 412887), (105, 275258), (210, 137629), (229, 126210), (458, 63105), (601, 48090), (687, 42070), (1145, 25242), (1202, 24045), (1374, 21035), (1603, 18030), (1803, 16030), (2290, 12621), (3005, 9618), (3206, 9015), (3435, 8414), (3606, 8015), (4207, 6870), (4809, 6010)]