217974060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1210967}}^1$

素因数の和:1210982

約数の個数: 36

約数和(自身を含む): 661188528

約数和(自身を除く): 443214468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1210967, 2421934, 3632901, 4843868, 6054835, 7265802, 10898703, 12109670, 14531604, 18164505, 21797406, 24219340, 36329010, 43594812, 54493515, 72658020, 108987030, 217974060]

約数ペア:

[(1, 217974060), (2, 108987030), (3, 72658020), (4, 54493515), (5, 43594812), (6, 36329010), (9, 24219340), (10, 21797406), (12, 18164505), (15, 14531604), (18, 12109670), (20, 10898703), (30, 7265802), (36, 6054835), (45, 4843868), (60, 3632901), (90, 2421934), (180, 1210967)]