189707940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{351311}}^1$

素因数の和:351329

約数の個数: 48

約数和(自身を含む): 590204160

約数和(自身を除く): 400496220

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, 351311, 702622, 1053933, 1405244, 1756555, 2107866, 3161799, 3513110, 4215732, 5269665, 6323598, 7026220, 9485397, 10539330, 12647196, 15808995, 18970794, 21078660, 31617990, 37941588, 47426985, 63235980, 94853970, 189707940]

約数ペア:

[(1, 189707940), (2, 94853970), (3, 63235980), (4, 47426985), (5, 37941588), (6, 31617990), (9, 21078660), (10, 18970794), (12, 15808995), (15, 12647196), (18, 10539330), (20, 9485397), (27, 7026220), (30, 6323598), (36, 5269665), (45, 4215732), (54, 3513110), (60, 3161799), (90, 2107866), (108, 1756555), (135, 1405244), (180, 1053933), (270, 702622), (540, 351311)]