280300800

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1123}}^1$

素因数の和:1165

約数の個数: 216

約数和(自身を含む): 997095904

約数和(自身を除く): 716795104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 192, 195, 200, 208, 240, 256, 260, 300, 312, 320, 325, 384, 390, 400, 416, 480, 520, 600, 624, 640, 650, 768, 780, 800, 832, 960, 975, 1040, 1123, 1200, 1248, 1280, 1300, 1560, 1600, 1664, 1920, 1950, 2080, 2246, 2400, 2496, 2600, 3120, 3200, 3328, 3369, 3840, 3900, 4160, 4492, 4800, 4992, 5200, 5615, 6240, 6400, 6738, 7800, 8320, 8984, 9600, 9984, 10400, 11230, 12480, 13476, 14599, 15600, 16640, 16845, 17968, 19200, 20800, 22460, 24960, 26952, 28075, 29198, 31200, 33690, 35936, 41600, 43797, 44920, 49920, 53904, 56150, 58396, 62400, 67380, 71872, 72995, 83200, 84225, 87594, 89840, 107808, 112300, 116792, 124800, 134760, 143744, 145990, 168450, 175188, 179680, 215616, 218985, 224600, 233584, 249600, 269520, 287488, 291980, 336900, 350376, 359360, 364975, 431232, 437970, 449200, 467168, 539040, 583960, 673800, 700752, 718720, 729950, 862464, 875940, 898400, 934336, 1078080, 1094925, 1167920, 1347600, 1401504, 1437440, 1459900, 1751880, 1796800, 1868672, 2156160, 2189850, 2335840, 2695200, 2803008, 2919800, 3503760, 3593600, 3737344, 4312320, 4379700, 4671680, 5390400, 5606016, 5839600, 7007520, 7187200, 8759400, 9343360, 10780800, 11212032, 11679200, 14015040, 17518800, 18686720, 21561600, 23358400, 28030080, 35037600, 46716800, 56060160, 70075200, 93433600, 140150400, 280300800]

約数ペア:

[(1, 280300800), (2, 140150400), (3, 93433600), (4, 70075200), (5, 56060160), (6, 46716800), (8, 35037600), (10, 28030080), (12, 23358400), (13, 21561600), (15, 18686720), (16, 17518800), (20, 14015040), (24, 11679200), (25, 11212032), (26, 10780800), (30, 9343360), (32, 8759400), (39, 7187200), (40, 7007520), (48, 5839600), (50, 5606016), (52, 5390400), (60, 4671680), (64, 4379700), (65, 4312320), (75, 3737344), (78, 3593600), (80, 3503760), (96, 2919800), (100, 2803008), (104, 2695200), (120, 2335840), (128, 2189850), (130, 2156160), (150, 1868672), (156, 1796800), (160, 1751880), (192, 1459900), (195, 1437440), (200, 1401504), (208, 1347600), (240, 1167920), (256, 1094925), (260, 1078080), (300, 934336), (312, 898400), (320, 875940), (325, 862464), (384, 729950), (390, 718720), (400, 700752), (416, 673800), (480, 583960), (520, 539040), (600, 467168), (624, 449200), (640, 437970), (650, 431232), (768, 364975), (780, 359360), (800, 350376), (832, 336900), (960, 291980), (975, 287488), (1040, 269520), (1123, 249600), (1200, 233584), (1248, 224600), (1280, 218985), (1300, 215616), (1560, 179680), (1600, 175188), (1664, 168450), (1920, 145990), (1950, 143744), (2080, 134760), (2246, 124800), (2400, 116792), (2496, 112300), (2600, 107808), (3120, 89840), (3200, 87594), (3328, 84225), (3369, 83200), (3840, 72995), (3900, 71872), (4160, 67380), (4492, 62400), (4800, 58396), (4992, 56150), (5200, 53904), (5615, 49920), (6240, 44920), (6400, 43797), (6738, 41600), (7800, 35936), (8320, 33690), (8984, 31200), (9600, 29198), (9984, 28075), (10400, 26952), (11230, 24960), (12480, 22460), (13476, 20800), (14599, 19200), (15600, 17968), (16640, 16845)]