156367660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{821}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 335573280

約数和(自身を除く): 179205620

約数列:

[1, 2, 4, 5, 10, 20, 89, 107, 178, 214, 356, 428, 445, 535, 821, 890, 1070, 1642, 1780, 2140, 3284, 4105, 8210, 9523, 16420, 19046, 38092, 47615, 73069, 87847, 95230, 146138, 175694, 190460, 292276, 351388, 365345, 439235, 730690, 878470, 1461380, 1756940, 7818383, 15636766, 31273532, 39091915, 78183830, 156367660]

約数ペア:

[(1, 156367660), (2, 78183830), (4, 39091915), (5, 31273532), (10, 15636766), (20, 7818383), (89, 1756940), (107, 1461380), (178, 878470), (214, 730690), (356, 439235), (428, 365345), (445, 351388), (535, 292276), (821, 190460), (890, 175694), (1070, 146138), (1642, 95230), (1780, 87847), (2140, 73069), (3284, 47615), (4105, 38092), (8210, 19046), (9523, 16420)]