287193180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{208111}}^1$

素因数の和:208146

約数の個数: 48

約数和(自身を含む): 839107584

約数和(自身を除く): 551914404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 208111, 416222, 624333, 832444, 1040555, 1248666, 2081110, 2497332, 3121665, 4162220, 4786553, 6243330, 9573106, 12486660, 14359659, 19146212, 23932765, 28719318, 47865530, 57438636, 71798295, 95731060, 143596590, 287193180]

約数ペア:

[(1, 287193180), (2, 143596590), (3, 95731060), (4, 71798295), (5, 57438636), (6, 47865530), (10, 28719318), (12, 23932765), (15, 19146212), (20, 14359659), (23, 12486660), (30, 9573106), (46, 6243330), (60, 4786553), (69, 4162220), (92, 3121665), (115, 2497332), (138, 2081110), (230, 1248666), (276, 1040555), (345, 832444), (460, 624333), (690, 416222), (1380, 208111)]