202557180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{68897}}^1$

素因数の和:68923

約数の個数: 72

約数和(自身を含む): 659767248

約数和(自身を除く): 457210068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 68897, 137794, 206691, 275588, 344485, 413382, 482279, 688970, 826764, 964558, 1033455, 1377940, 1446837, 1929116, 2066910, 2411395, 2893674, 3375953, 4133820, 4822790, 5787348, 6751906, 7234185, 9645580, 10127859, 13503812, 14468370, 16879765, 20255718, 28936740, 33759530, 40511436, 50639295, 67519060, 101278590, 202557180]

約数ペア:

[(1, 202557180), (2, 101278590), (3, 67519060), (4, 50639295), (5, 40511436), (6, 33759530), (7, 28936740), (10, 20255718), (12, 16879765), (14, 14468370), (15, 13503812), (20, 10127859), (21, 9645580), (28, 7234185), (30, 6751906), (35, 5787348), (42, 4822790), (49, 4133820), (60, 3375953), (70, 2893674), (84, 2411395), (98, 2066910), (105, 1929116), (140, 1446837), (147, 1377940), (196, 1033455), (210, 964558), (245, 826764), (294, 688970), (420, 482279), (490, 413382), (588, 344485), (735, 275588), (980, 206691), (1470, 137794), (2940, 68897)]