205137990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61603}}^1$

素因数の和:61653

約数の個数: 48

約数和(自身を含む): 547782768

約数和(自身を除く): 342644778

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 61603, 123206, 184809, 308015, 369618, 554427, 616030, 924045, 1108854, 1848090, 2279311, 2772135, 4558622, 5544270, 6837933, 11396555, 13675866, 20513799, 22793110, 34189665, 41027598, 68379330, 102568995, 205137990]

約数ペア:

[(1, 205137990), (2, 102568995), (3, 68379330), (5, 41027598), (6, 34189665), (9, 22793110), (10, 20513799), (15, 13675866), (18, 11396555), (30, 6837933), (37, 5544270), (45, 4558622), (74, 2772135), (90, 2279311), (111, 1848090), (185, 1108854), (222, 924045), (333, 616030), (370, 554427), (555, 369618), (666, 308015), (1110, 184809), (1665, 123206), (3330, 61603)]