1880694540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{132257}}^1$

素因数の和:132351

約数の個数: 72

約数和(自身を含む): 5777029440

約数和(自身を除く): 3896334900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 7110, 14220, 132257, 264514, 396771, 529028, 661285, 793542, 1190313, 1322570, 1587084, 1983855, 2380626, 2645140, 3967710, 4761252, 5951565, 7935420, 10448303, 11903130, 20896606, 23806260, 31344909, 41793212, 52241515, 62689818, 94034727, 104483030, 125379636, 156724545, 188069454, 208966060, 313449090, 376138908, 470173635, 626898180, 940347270, 1880694540]

約数ペア:

[(1, 1880694540), (2, 940347270), (3, 626898180), (4, 470173635), (5, 376138908), (6, 313449090), (9, 208966060), (10, 188069454), (12, 156724545), (15, 125379636), (18, 104483030), (20, 94034727), (30, 62689818), (36, 52241515), (45, 41793212), (60, 31344909), (79, 23806260), (90, 20896606), (158, 11903130), (180, 10448303), (237, 7935420), (316, 5951565), (395, 4761252), (474, 3967710), (711, 2645140), (790, 2380626), (948, 1983855), (1185, 1587084), (1422, 1322570), (1580, 1190313), (2370, 793542), (2844, 661285), (3555, 529028), (4740, 396771), (7110, 264514), (14220, 132257)]