293375180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{3259}}^1$

素因数の和:3918

約数の個数: 48

約数和(自身を含む): 705411840

約数和(自身を除く): 412036660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 643, 1286, 2572, 3215, 3259, 4501, 6430, 6518, 9002, 12860, 13036, 16295, 18004, 22505, 22813, 32590, 45010, 45626, 65180, 90020, 91252, 114065, 228130, 456260, 2095537, 4191074, 8382148, 10477685, 14668759, 20955370, 29337518, 41910740, 58675036, 73343795, 146687590, 293375180]

約数ペア:

[(1, 293375180), (2, 146687590), (4, 73343795), (5, 58675036), (7, 41910740), (10, 29337518), (14, 20955370), (20, 14668759), (28, 10477685), (35, 8382148), (70, 4191074), (140, 2095537), (643, 456260), (1286, 228130), (2572, 114065), (3215, 91252), (3259, 90020), (4501, 65180), (6430, 45626), (6518, 45010), (9002, 32590), (12860, 22813), (13036, 22505), (16295, 18004)]