211678020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1175989}}^1$

素因数の和:1176004

約数の個数: 36

約数和(自身を含む): 642090540

約数和(自身を除く): 430412520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1175989, 2351978, 3527967, 4703956, 5879945, 7055934, 10583901, 11759890, 14111868, 17639835, 21167802, 23519780, 35279670, 42335604, 52919505, 70559340, 105839010, 211678020]

約数ペア:

[(1, 211678020), (2, 105839010), (3, 70559340), (4, 52919505), (5, 42335604), (6, 35279670), (9, 23519780), (10, 21167802), (12, 17639835), (15, 14111868), (18, 11759890), (20, 10583901), (30, 7055934), (36, 5879945), (45, 4703956), (60, 3527967), (90, 2351978), (180, 1175989)]