155937040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{278459}}^1$

素因数の和:278479

約数の個数: 40

約数和(自身を含む): 414348480

約数和(自身を除く): 258411440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 278459, 556918, 1113836, 1392295, 1949213, 2227672, 2784590, 3898426, 4455344, 5569180, 7796852, 9746065, 11138360, 15593704, 19492130, 22276720, 31187408, 38984260, 77968520, 155937040]

約数ペア:

[(1, 155937040), (2, 77968520), (4, 38984260), (5, 31187408), (7, 22276720), (8, 19492130), (10, 15593704), (14, 11138360), (16, 9746065), (20, 7796852), (28, 5569180), (35, 4455344), (40, 3898426), (56, 2784590), (70, 2227672), (80, 1949213), (112, 1392295), (140, 1113836), (280, 556918), (560, 278459)]