1999196160

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2503}}^1$

素因数の和:2548

約数の個数: 208

約数和(自身を含む): 6891448704

約数和(自身を除く): 4892252544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1024, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2048, 2080, 2496, 2503, 2560, 3072, 3120, 3328, 3840, 4096, 4160, 4992, 5006, 5120, 6144, 6240, 6656, 7509, 7680, 8320, 9984, 10012, 10240, 12288, 12480, 12515, 13312, 15018, 15360, 16640, 19968, 20024, 20480, 24960, 25030, 26624, 30036, 30720, 32539, 33280, 37545, 39936, 40048, 49920, 50060, 53248, 60072, 61440, 65078, 66560, 75090, 79872, 80096, 97617, 99840, 100120, 120144, 130156, 133120, 150180, 159744, 160192, 162695, 195234, 199680, 200240, 240288, 260312, 266240, 300360, 320384, 325390, 390468, 399360, 400480, 480576, 488085, 520624, 600720, 640768, 650780, 780936, 798720, 800960, 961152, 976170, 1041248, 1201440, 1281536, 1301560, 1561872, 1601920, 1922304, 1952340, 2082496, 2402880, 2563072, 2603120, 3123744, 3203840, 3844608, 3904680, 4164992, 4805760, 5126144, 5206240, 6247488, 6407680, 7689216, 7809360, 8329984, 9611520, 10252288, 10412480, 12494976, 12815360, 15378432, 15618720, 16659968, 19223040, 20824960, 24989952, 25630720, 30756864, 31237440, 33319936, 38446080, 41649920, 49979904, 51261440, 62474880, 66639872, 76892160, 83299840, 99959808, 124949760, 133279744, 153784320, 166599680, 199919616, 249899520, 333199360, 399839232, 499799040, 666398720, 999598080, 1999196160]

約数ペア:

[(1, 1999196160), (2, 999598080), (3, 666398720), (4, 499799040), (5, 399839232), (6, 333199360), (8, 249899520), (10, 199919616), (12, 166599680), (13, 153784320), (15, 133279744), (16, 124949760), (20, 99959808), (24, 83299840), (26, 76892160), (30, 66639872), (32, 62474880), (39, 51261440), (40, 49979904), (48, 41649920), (52, 38446080), (60, 33319936), (64, 31237440), (65, 30756864), (78, 25630720), (80, 24989952), (96, 20824960), (104, 19223040), (120, 16659968), (128, 15618720), (130, 15378432), (156, 12815360), (160, 12494976), (192, 10412480), (195, 10252288), (208, 9611520), (240, 8329984), (256, 7809360), (260, 7689216), (312, 6407680), (320, 6247488), (384, 5206240), (390, 5126144), (416, 4805760), (480, 4164992), (512, 3904680), (520, 3844608), (624, 3203840), (640, 3123744), (768, 2603120), (780, 2563072), (832, 2402880), (960, 2082496), (1024, 1952340), (1040, 1922304), (1248, 1601920), (1280, 1561872), (1536, 1301560), (1560, 1281536), (1664, 1201440), (1920, 1041248), (2048, 976170), (2080, 961152), (2496, 800960), (2503, 798720), (2560, 780936), (3072, 650780), (3120, 640768), (3328, 600720), (3840, 520624), (4096, 488085), (4160, 480576), (4992, 400480), (5006, 399360), (5120, 390468), (6144, 325390), (6240, 320384), (6656, 300360), (7509, 266240), (7680, 260312), (8320, 240288), (9984, 200240), (10012, 199680), (10240, 195234), (12288, 162695), (12480, 160192), (12515, 159744), (13312, 150180), (15018, 133120), (15360, 130156), (16640, 120144), (19968, 100120), (20024, 99840), (20480, 97617), (24960, 80096), (25030, 79872), (26624, 75090), (30036, 66560), (30720, 65078), (32539, 61440), (33280, 60072), (37545, 53248), (39936, 50060), (40048, 49920)]