291121020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{539113}}^1$

素因数の和:539131

約数の個数: 48

約数和(自身を含む): 905711520

約数和(自身を除く): 614590500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 539113, 1078226, 1617339, 2156452, 2695565, 3234678, 4852017, 5391130, 6469356, 8086695, 9704034, 10782260, 14556051, 16173390, 19408068, 24260085, 29112102, 32346780, 48520170, 58224204, 72780255, 97040340, 145560510, 291121020]

約数ペア:

[(1, 291121020), (2, 145560510), (3, 97040340), (4, 72780255), (5, 58224204), (6, 48520170), (9, 32346780), (10, 29112102), (12, 24260085), (15, 19408068), (18, 16173390), (20, 14556051), (27, 10782260), (30, 9704034), (36, 8086695), (45, 6469356), (54, 5391130), (60, 4852017), (90, 3234678), (108, 2695565), (135, 2156452), (180, 1617339), (270, 1078226), (540, 539113)]