28775340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14533}}^1$

素因数の和:14559

約数の個数: 72

約数和(自身を含む): 95226768

約数和(自身を除く): 66451428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 14533, 29066, 43599, 58132, 72665, 87198, 130797, 145330, 159863, 174396, 217995, 261594, 290660, 319726, 435990, 479589, 523188, 639452, 653985, 799315, 871980, 959178, 1307970, 1438767, 1598630, 1918356, 2397945, 2615940, 2877534, 3197260, 4795890, 5755068, 7193835, 9591780, 14387670, 28775340]

約数ペア:

[(1, 28775340), (2, 14387670), (3, 9591780), (4, 7193835), (5, 5755068), (6, 4795890), (9, 3197260), (10, 2877534), (11, 2615940), (12, 2397945), (15, 1918356), (18, 1598630), (20, 1438767), (22, 1307970), (30, 959178), (33, 871980), (36, 799315), (44, 653985), (45, 639452), (55, 523188), (60, 479589), (66, 435990), (90, 319726), (99, 290660), (110, 261594), (132, 217995), (165, 174396), (180, 159863), (198, 145330), (220, 130797), (330, 87198), (396, 72665), (495, 58132), (660, 43599), (990, 29066), (1980, 14533)]