19990894080

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{136999}}^1$

素因数の和:137044

約数の個数: 160

約数和(自身を含む): 67272480000

約数和(自身を除く): 47281585920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 512, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1536, 1824, 1920, 2280, 2432, 2560, 3040, 3648, 3840, 4560, 4864, 6080, 7296, 7680, 9120, 9728, 12160, 14592, 18240, 24320, 29184, 36480, 48640, 72960, 136999, 145920, 273998, 410997, 547996, 684995, 821994, 1095992, 1369990, 1643988, 2054985, 2191984, 2602981, 2739980, 3287976, 4109970, 4383968, 5205962, 5479960, 6575952, 7808943, 8219940, 8767936, 10411924, 10959920, 13014905, 13151904, 15617886, 16439880, 17535872, 20823848, 21919840, 26029810, 26303808, 31235772, 32879760, 35071744, 39044715, 41647696, 43839680, 52059620, 52607616, 62471544, 65759520, 70143488, 78089430, 83295392, 87679360, 104119240, 105215232, 124943088, 131519040, 156178860, 166590784, 175358720, 208238480, 210430464, 249886176, 263038080, 312357720, 333181568, 350717440, 416476960, 499772352, 526076160, 624715440, 666363136, 832953920, 999544704, 1052152320, 1249430880, 1332726272, 1665907840, 1999089408, 2498861760, 3331815680, 3998178816, 4997723520, 6663631360, 9995447040, 19990894080]

約数ペア:

[(1, 19990894080), (2, 9995447040), (3, 6663631360), (4, 4997723520), (5, 3998178816), (6, 3331815680), (8, 2498861760), (10, 1999089408), (12, 1665907840), (15, 1332726272), (16, 1249430880), (19, 1052152320), (20, 999544704), (24, 832953920), (30, 666363136), (32, 624715440), (38, 526076160), (40, 499772352), (48, 416476960), (57, 350717440), (60, 333181568), (64, 312357720), (76, 263038080), (80, 249886176), (95, 210430464), (96, 208238480), (114, 175358720), (120, 166590784), (128, 156178860), (152, 131519040), (160, 124943088), (190, 105215232), (192, 104119240), (228, 87679360), (240, 83295392), (256, 78089430), (285, 70143488), (304, 65759520), (320, 62471544), (380, 52607616), (384, 52059620), (456, 43839680), (480, 41647696), (512, 39044715), (570, 35071744), (608, 32879760), (640, 31235772), (760, 26303808), (768, 26029810), (912, 21919840), (960, 20823848), (1140, 17535872), (1216, 16439880), (1280, 15617886), (1520, 13151904), (1536, 13014905), (1824, 10959920), (1920, 10411924), (2280, 8767936), (2432, 8219940), (2560, 7808943), (3040, 6575952), (3648, 5479960), (3840, 5205962), (4560, 4383968), (4864, 4109970), (6080, 3287976), (7296, 2739980), (7680, 2602981), (9120, 2191984), (9728, 2054985), (12160, 1643988), (14592, 1369990), (18240, 1095992), (24320, 821994), (29184, 684995), (36480, 547996), (48640, 410997), (72960, 273998), (136999, 145920)]