128275920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{59387}}^1$

素因数の和:59409

約数の個数: 80

約数和(自身を含む): 441846720

約数和(自身を除く): 313570800

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, 59387, 118774, 178161, 237548, 296935, 356322, 475096, 534483, 593870, 712644, 890805, 950192, 1068966, 1187740, 1425288, 1603449, 1781610, 2137932, 2375480, 2672415, 2850576, 3206898, 3563220, 4275864, 4750960, 5344830, 6413796, 7126440, 8017245, 8551728, 10689660, 12827592, 14252880, 16034490, 21379320, 25655184, 32068980, 42758640, 64137960, 128275920]

約数ペア:

[(1, 128275920), (2, 64137960), (3, 42758640), (4, 32068980), (5, 25655184), (6, 21379320), (8, 16034490), (9, 14252880), (10, 12827592), (12, 10689660), (15, 8551728), (16, 8017245), (18, 7126440), (20, 6413796), (24, 5344830), (27, 4750960), (30, 4275864), (36, 3563220), (40, 3206898), (45, 2850576), (48, 2672415), (54, 2375480), (60, 2137932), (72, 1781610), (80, 1603449), (90, 1425288), (108, 1187740), (120, 1068966), (135, 950192), (144, 890805), (180, 712644), (216, 593870), (240, 534483), (270, 475096), (360, 356322), (432, 296935), (540, 237548), (720, 178161), (1080, 118774), (2160, 59387)]