209485620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{2017}}^1$

素因数の和:2609

約数の個数: 72

約数和(自身を含む): 636856584

約数和(自身を除く): 427370964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 577, 1154, 1731, 2017, 2308, 2885, 3462, 4034, 5193, 5770, 6051, 6924, 8068, 8655, 10085, 10386, 11540, 12102, 17310, 18153, 20170, 20772, 24204, 25965, 30255, 34620, 36306, 40340, 51930, 60510, 72612, 90765, 103860, 121020, 181530, 363060, 1163809, 2327618, 3491427, 4655236, 5819045, 6982854, 10474281, 11638090, 13965708, 17457135, 20948562, 23276180, 34914270, 41897124, 52371405, 69828540, 104742810, 209485620]

約数ペア:

[(1, 209485620), (2, 104742810), (3, 69828540), (4, 52371405), (5, 41897124), (6, 34914270), (9, 23276180), (10, 20948562), (12, 17457135), (15, 13965708), (18, 11638090), (20, 10474281), (30, 6982854), (36, 5819045), (45, 4655236), (60, 3491427), (90, 2327618), (180, 1163809), (577, 363060), (1154, 181530), (1731, 121020), (2017, 103860), (2308, 90765), (2885, 72612), (3462, 60510), (4034, 51930), (5193, 40340), (5770, 36306), (6051, 34620), (6924, 30255), (8068, 25965), (8655, 24204), (10085, 20772), (10386, 20170), (11540, 18153), (12102, 17310)]