31180800

素因数分解:

$2^{11}\times 3^1\times 5^2\times 7^1\times {\mathrm{29}}^1$

素因数の和:71

約数の個数: 288

約数和(自身を含む): 121867200

約数和(自身を除く): 90686400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 29, 30, 32, 35, 40, 42, 48, 50, 56, 58, 60, 64, 70, 75, 80, 84, 87, 96, 100, 105, 112, 116, 120, 128, 140, 145, 150, 160, 168, 174, 175, 192, 200, 203, 210, 224, 232, 240, 256, 280, 290, 300, 320, 336, 348, 350, 384, 400, 406, 420, 435, 448, 464, 480, 512, 525, 560, 580, 600, 609, 640, 672, 696, 700, 725, 768, 800, 812, 840, 870, 896, 928, 960, 1015, 1024, 1050, 1120, 1160, 1200, 1218, 1280, 1344, 1392, 1400, 1450, 1536, 1600, 1624, 1680, 1740, 1792, 1856, 1920, 2030, 2048, 2100, 2175, 2240, 2320, 2400, 2436, 2560, 2688, 2784, 2800, 2900, 3045, 3072, 3200, 3248, 3360, 3480, 3584, 3712, 3840, 4060, 4200, 4350, 4480, 4640, 4800, 4872, 5075, 5120, 5376, 5568, 5600, 5800, 6090, 6144, 6400, 6496, 6720, 6960, 7168, 7424, 7680, 8120, 8400, 8700, 8960, 9280, 9600, 9744, 10150, 10240, 10752, 11136, 11200, 11600, 12180, 12800, 12992, 13440, 13920, 14336, 14848, 15225, 15360, 16240, 16800, 17400, 17920, 18560, 19200, 19488, 20300, 21504, 22272, 22400, 23200, 24360, 25600, 25984, 26880, 27840, 29696, 30450, 30720, 32480, 33600, 34800, 35840, 37120, 38400, 38976, 40600, 43008, 44544, 44800, 46400, 48720, 51200, 51968, 53760, 55680, 59392, 60900, 64960, 67200, 69600, 71680, 74240, 76800, 77952, 81200, 89088, 89600, 92800, 97440, 103936, 107520, 111360, 121800, 129920, 134400, 139200, 148480, 153600, 155904, 162400, 178176, 179200, 185600, 194880, 207872, 215040, 222720, 243600, 259840, 268800, 278400, 296960, 311808, 324800, 358400, 371200, 389760, 415744, 445440, 487200, 519680, 537600, 556800, 623616, 649600, 742400, 779520, 890880, 974400, 1039360, 1075200, 1113600, 1247232, 1299200, 1484800, 1559040, 1948800, 2078720, 2227200, 2598400, 3118080, 3897600, 4454400, 5196800, 6236160, 7795200, 10393600, 15590400, 31180800]

約数ペア:

[(1, 31180800), (2, 15590400), (3, 10393600), (4, 7795200), (5, 6236160), (6, 5196800), (7, 4454400), (8, 3897600), (10, 3118080), (12, 2598400), (14, 2227200), (15, 2078720), (16, 1948800), (20, 1559040), (21, 1484800), (24, 1299200), (25, 1247232), (28, 1113600), (29, 1075200), (30, 1039360), (32, 974400), (35, 890880), (40, 779520), (42, 742400), (48, 649600), (50, 623616), (56, 556800), (58, 537600), (60, 519680), (64, 487200), (70, 445440), (75, 415744), (80, 389760), (84, 371200), (87, 358400), (96, 324800), (100, 311808), (105, 296960), (112, 278400), (116, 268800), (120, 259840), (128, 243600), (140, 222720), (145, 215040), (150, 207872), (160, 194880), (168, 185600), (174, 179200), (175, 178176), (192, 162400), (200, 155904), (203, 153600), (210, 148480), (224, 139200), (232, 134400), (240, 129920), (256, 121800), (280, 111360), (290, 107520), (300, 103936), (320, 97440), (336, 92800), (348, 89600), (350, 89088), (384, 81200), (400, 77952), (406, 76800), (420, 74240), (435, 71680), (448, 69600), (464, 67200), (480, 64960), (512, 60900), (525, 59392), (560, 55680), (580, 53760), (600, 51968), (609, 51200), (640, 48720), (672, 46400), (696, 44800), (700, 44544), (725, 43008), (768, 40600), (800, 38976), (812, 38400), (840, 37120), (870, 35840), (896, 34800), (928, 33600), (960, 32480), (1015, 30720), (1024, 30450), (1050, 29696), (1120, 27840), (1160, 26880), (1200, 25984), (1218, 25600), (1280, 24360), (1344, 23200), (1392, 22400), (1400, 22272), (1450, 21504), (1536, 20300), (1600, 19488), (1624, 19200), (1680, 18560), (1740, 17920), (1792, 17400), (1856, 16800), (1920, 16240), (2030, 15360), (2048, 15225), (2100, 14848), (2175, 14336), (2240, 13920), (2320, 13440), (2400, 12992), (2436, 12800), (2560, 12180), (2688, 11600), (2784, 11200), (2800, 11136), (2900, 10752), (3045, 10240), (3072, 10150), (3200, 9744), (3248, 9600), (3360, 9280), (3480, 8960), (3584, 8700), (3712, 8400), (3840, 8120), (4060, 7680), (4200, 7424), (4350, 7168), (4480, 6960), (4640, 6720), (4800, 6496), (4872, 6400), (5075, 6144), (5120, 6090), (5376, 5800), (5568, 5600)]