178753920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:772

約数の個数: 128

約数和(自身を含む): 574374240

約数和(自身を除く): 395620320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 314, 320, 384, 471, 480, 593, 628, 640, 785, 942, 960, 1186, 1256, 1570, 1779, 1884, 1920, 2355, 2372, 2512, 2965, 3140, 3558, 3768, 4710, 4744, 5024, 5930, 6280, 7116, 7536, 8895, 9420, 9488, 10048, 11860, 12560, 14232, 15072, 17790, 18840, 18976, 20096, 23720, 25120, 28464, 30144, 35580, 37680, 37952, 47440, 50240, 56928, 60288, 71160, 75360, 75904, 93101, 94880, 100480, 113856, 142320, 150720, 186202, 189760, 227712, 279303, 284640, 301440, 372404, 379520, 465505, 558606, 569280, 744808, 931010, 1117212, 1138560, 1396515, 1489616, 1862020, 2234424, 2793030, 2979232, 3724040, 4468848, 5586060, 5958464, 7448080, 8937696, 11172120, 11916928, 14896160, 17875392, 22344240, 29792320, 35750784, 44688480, 59584640, 89376960, 178753920]

約数ペア:

[(1, 178753920), (2, 89376960), (3, 59584640), (4, 44688480), (5, 35750784), (6, 29792320), (8, 22344240), (10, 17875392), (12, 14896160), (15, 11916928), (16, 11172120), (20, 8937696), (24, 7448080), (30, 5958464), (32, 5586060), (40, 4468848), (48, 3724040), (60, 2979232), (64, 2793030), (80, 2234424), (96, 1862020), (120, 1489616), (128, 1396515), (157, 1138560), (160, 1117212), (192, 931010), (240, 744808), (314, 569280), (320, 558606), (384, 465505), (471, 379520), (480, 372404), (593, 301440), (628, 284640), (640, 279303), (785, 227712), (942, 189760), (960, 186202), (1186, 150720), (1256, 142320), (1570, 113856), (1779, 100480), (1884, 94880), (1920, 93101), (2355, 75904), (2372, 75360), (2512, 71160), (2965, 60288), (3140, 56928), (3558, 50240), (3768, 47440), (4710, 37952), (4744, 37680), (5024, 35580), (5930, 30144), (6280, 28464), (7116, 25120), (7536, 23720), (8895, 20096), (9420, 18976), (9488, 18840), (10048, 17790), (11860, 15072), (12560, 14232)]