68720760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{190891}}^1$

素因数の和:190908

約数の個数: 48

約数和(自身を含む): 223343640

約数和(自身を除く): 154622880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 190891, 381782, 572673, 763564, 954455, 1145346, 1527128, 1718019, 1908910, 2290692, 2863365, 3436038, 3817820, 4581384, 5726730, 6872076, 7635640, 8590095, 11453460, 13744152, 17180190, 22906920, 34360380, 68720760]

約数ペア:

[(1, 68720760), (2, 34360380), (3, 22906920), (4, 17180190), (5, 13744152), (6, 11453460), (8, 8590095), (9, 7635640), (10, 6872076), (12, 5726730), (15, 4581384), (18, 3817820), (20, 3436038), (24, 2863365), (30, 2290692), (36, 1908910), (40, 1718019), (45, 1527128), (60, 1145346), (72, 954455), (90, 763564), (120, 572673), (180, 381782), (360, 190891)]