165186420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{393301}}^1$

素因数の和:393320

約数の個数: 48

約数和(自身を含む): 528597888

約数和(自身を除く): 363411468

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, 393301, 786602, 1179903, 1573204, 1966505, 2359806, 2753107, 3933010, 4719612, 5506214, 5899515, 7866020, 8259321, 11012428, 11799030, 13765535, 16518642, 23598060, 27531070, 33037284, 41296605, 55062140, 82593210, 165186420]

約数ペア:

[(1, 165186420), (2, 82593210), (3, 55062140), (4, 41296605), (5, 33037284), (6, 27531070), (7, 23598060), (10, 16518642), (12, 13765535), (14, 11799030), (15, 11012428), (20, 8259321), (21, 7866020), (28, 5899515), (30, 5506214), (35, 4719612), (42, 3933010), (60, 2753107), (70, 2359806), (84, 1966505), (105, 1573204), (140, 1179903), (210, 786602), (420, 393301)]