61881840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{28649}}^1$

素因数の和:28671

約数の個数: 80

約数和(自身を含む): 213156000

約数和(自身を除く): 151274160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 28649, 57298, 85947, 114596, 143245, 171894, 229192, 257841, 286490, 343788, 429735, 458384, 515682, 572980, 687576, 773523, 859470, 1031364, 1145960, 1289205, 1375152, 1547046, 1718940, 2062728, 2291920, 2578410, 3094092, 3437880, 3867615, 4125456, 5156820, 6188184, 6875760, 7735230, 10313640, 12376368, 15470460, 20627280, 30940920, 61881840]

約数ペア:

[(1, 61881840), (2, 30940920), (3, 20627280), (4, 15470460), (5, 12376368), (6, 10313640), (8, 7735230), (9, 6875760), (10, 6188184), (12, 5156820), (15, 4125456), (16, 3867615), (18, 3437880), (20, 3094092), (24, 2578410), (27, 2291920), (30, 2062728), (36, 1718940), (40, 1547046), (45, 1375152), (48, 1289205), (54, 1145960), (60, 1031364), (72, 859470), (80, 773523), (90, 687576), (108, 572980), (120, 515682), (135, 458384), (144, 429735), (180, 343788), (216, 286490), (240, 257841), (270, 229192), (360, 171894), (432, 143245), (540, 114596), (720, 85947), (1080, 57298), (2160, 28649)]