157857280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:436

約数の個数: 160

約数和(自身を含む): 452542464

約数和(自身を除く): 294685184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 368, 383, 448, 460, 512, 560, 640, 644, 736, 766, 805, 896, 920, 1120, 1280, 1288, 1472, 1532, 1610, 1792, 1840, 1915, 2240, 2560, 2576, 2681, 2944, 3064, 3220, 3584, 3680, 3830, 4480, 5152, 5362, 5888, 6128, 6440, 7360, 7660, 8809, 8960, 10304, 10724, 11776, 12256, 12880, 13405, 14720, 15320, 17618, 17920, 20608, 21448, 24512, 25760, 26810, 29440, 30640, 35236, 41216, 42896, 44045, 49024, 51520, 53620, 58880, 61280, 61663, 70472, 82432, 85792, 88090, 98048, 103040, 107240, 122560, 123326, 140944, 171584, 176180, 196096, 206080, 214480, 245120, 246652, 281888, 308315, 343168, 352360, 412160, 428960, 490240, 493304, 563776, 616630, 686336, 704720, 857920, 980480, 986608, 1127552, 1233260, 1372672, 1409440, 1715840, 1973216, 2255104, 2466520, 2818880, 3431680, 3946432, 4510208, 4933040, 5637760, 6863360, 7892864, 9866080, 11275520, 15785728, 19732160, 22551040, 31571456, 39464320, 78928640, 157857280]

約数ペア:

[(1, 157857280), (2, 78928640), (4, 39464320), (5, 31571456), (7, 22551040), (8, 19732160), (10, 15785728), (14, 11275520), (16, 9866080), (20, 7892864), (23, 6863360), (28, 5637760), (32, 4933040), (35, 4510208), (40, 3946432), (46, 3431680), (56, 2818880), (64, 2466520), (70, 2255104), (80, 1973216), (92, 1715840), (112, 1409440), (115, 1372672), (128, 1233260), (140, 1127552), (160, 986608), (161, 980480), (184, 857920), (224, 704720), (230, 686336), (256, 616630), (280, 563776), (320, 493304), (322, 490240), (368, 428960), (383, 412160), (448, 352360), (460, 343168), (512, 308315), (560, 281888), (640, 246652), (644, 245120), (736, 214480), (766, 206080), (805, 196096), (896, 176180), (920, 171584), (1120, 140944), (1280, 123326), (1288, 122560), (1472, 107240), (1532, 103040), (1610, 98048), (1792, 88090), (1840, 85792), (1915, 82432), (2240, 70472), (2560, 61663), (2576, 61280), (2681, 58880), (2944, 53620), (3064, 51520), (3220, 49024), (3584, 44045), (3680, 42896), (3830, 41216), (4480, 35236), (5152, 30640), (5362, 29440), (5888, 26810), (6128, 25760), (6440, 24512), (7360, 21448), (7660, 20608), (8809, 17920), (8960, 17618), (10304, 15320), (10724, 14720), (11776, 13405), (12256, 12880)]