143021720

素因数分解:

$2^3\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{3167}}^1$

素因数の和:4307

約数の個数: 32

約数和(自身を含む): 322185600

約数和(自身を除く): 179163880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1129, 2258, 3167, 4516, 5645, 6334, 9032, 11290, 12668, 15835, 22580, 25336, 31670, 45160, 63340, 126680, 3575543, 7151086, 14302172, 17877715, 28604344, 35755430, 71510860, 143021720]

約数ペア:

[(1, 143021720), (2, 71510860), (4, 35755430), (5, 28604344), (8, 17877715), (10, 14302172), (20, 7151086), (40, 3575543), (1129, 126680), (2258, 63340), (3167, 45160), (4516, 31670), (5645, 25336), (6334, 22580), (9032, 15835), (11290, 12668)]