138609380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{76159}}^1$

素因数の和:76188

約数の個数: 48

約数和(自身を含む): 358256640

約数和(自身を除く): 219647260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 76159, 152318, 304636, 380795, 533113, 761590, 990067, 1066226, 1523180, 1980134, 2132452, 2665565, 3960268, 4950335, 5331130, 6930469, 9900670, 10662260, 13860938, 19801340, 27721876, 34652345, 69304690, 138609380]

約数ペア:

[(1, 138609380), (2, 69304690), (4, 34652345), (5, 27721876), (7, 19801340), (10, 13860938), (13, 10662260), (14, 9900670), (20, 6930469), (26, 5331130), (28, 4950335), (35, 3960268), (52, 2665565), (65, 2132452), (70, 1980134), (91, 1523180), (130, 1066226), (140, 990067), (182, 761590), (260, 533113), (364, 380795), (455, 304636), (910, 152318), (1820, 76159)]