18708480

素因数分解:

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

素因数の和:69

約数の個数: 288

約数和(自身を含む): 76658400

約数和(自身を除く): 57949920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 64, 70, 72, 80, 84, 87, 90, 96, 105, 112, 116, 120, 126, 128, 140, 144, 145, 160, 168, 174, 180, 192, 203, 210, 224, 232, 240, 252, 256, 261, 280, 288, 290, 315, 320, 336, 348, 360, 384, 406, 420, 435, 448, 464, 480, 504, 512, 522, 560, 576, 580, 609, 630, 640, 672, 696, 720, 768, 812, 840, 870, 896, 928, 960, 1008, 1015, 1024, 1044, 1120, 1152, 1160, 1218, 1260, 1280, 1305, 1344, 1392, 1440, 1536, 1624, 1680, 1740, 1792, 1827, 1856, 1920, 2016, 2030, 2048, 2088, 2240, 2304, 2320, 2436, 2520, 2560, 2610, 2688, 2784, 2880, 3045, 3072, 3248, 3360, 3480, 3584, 3654, 3712, 3840, 4032, 4060, 4176, 4480, 4608, 4640, 4872, 5040, 5120, 5220, 5376, 5568, 5760, 6090, 6144, 6496, 6720, 6960, 7168, 7308, 7424, 7680, 8064, 8120, 8352, 8960, 9135, 9216, 9280, 9744, 10080, 10240, 10440, 10752, 11136, 11520, 12180, 12992, 13440, 13920, 14336, 14616, 14848, 15360, 16128, 16240, 16704, 17920, 18270, 18432, 18560, 19488, 20160, 20880, 21504, 22272, 23040, 24360, 25984, 26880, 27840, 29232, 29696, 30720, 32256, 32480, 33408, 35840, 36540, 37120, 38976, 40320, 41760, 43008, 44544, 46080, 48720, 51968, 53760, 55680, 58464, 59392, 64512, 64960, 66816, 71680, 73080, 74240, 77952, 80640, 83520, 89088, 92160, 97440, 103936, 107520, 111360, 116928, 129024, 129920, 133632, 146160, 148480, 155904, 161280, 167040, 178176, 194880, 207872, 215040, 222720, 233856, 259840, 267264, 292320, 296960, 311808, 322560, 334080, 389760, 415744, 445440, 467712, 519680, 534528, 584640, 623616, 645120, 668160, 779520, 890880, 935424, 1039360, 1169280, 1247232, 1336320, 1559040, 1870848, 2078720, 2338560, 2672640, 3118080, 3741696, 4677120, 6236160, 9354240, 18708480]

約数ペア:

[(1, 18708480), (2, 9354240), (3, 6236160), (4, 4677120), (5, 3741696), (6, 3118080), (7, 2672640), (8, 2338560), (9, 2078720), (10, 1870848), (12, 1559040), (14, 1336320), (15, 1247232), (16, 1169280), (18, 1039360), (20, 935424), (21, 890880), (24, 779520), (28, 668160), (29, 645120), (30, 623616), (32, 584640), (35, 534528), (36, 519680), (40, 467712), (42, 445440), (45, 415744), (48, 389760), (56, 334080), (58, 322560), (60, 311808), (63, 296960), (64, 292320), (70, 267264), (72, 259840), (80, 233856), (84, 222720), (87, 215040), (90, 207872), (96, 194880), (105, 178176), (112, 167040), (116, 161280), (120, 155904), (126, 148480), (128, 146160), (140, 133632), (144, 129920), (145, 129024), (160, 116928), (168, 111360), (174, 107520), (180, 103936), (192, 97440), (203, 92160), (210, 89088), (224, 83520), (232, 80640), (240, 77952), (252, 74240), (256, 73080), (261, 71680), (280, 66816), (288, 64960), (290, 64512), (315, 59392), (320, 58464), (336, 55680), (348, 53760), (360, 51968), (384, 48720), (406, 46080), (420, 44544), (435, 43008), (448, 41760), (464, 40320), (480, 38976), (504, 37120), (512, 36540), (522, 35840), (560, 33408), (576, 32480), (580, 32256), (609, 30720), (630, 29696), (640, 29232), (672, 27840), (696, 26880), (720, 25984), (768, 24360), (812, 23040), (840, 22272), (870, 21504), (896, 20880), (928, 20160), (960, 19488), (1008, 18560), (1015, 18432), (1024, 18270), (1044, 17920), (1120, 16704), (1152, 16240), (1160, 16128), (1218, 15360), (1260, 14848), (1280, 14616), (1305, 14336), (1344, 13920), (1392, 13440), (1440, 12992), (1536, 12180), (1624, 11520), (1680, 11136), (1740, 10752), (1792, 10440), (1827, 10240), (1856, 10080), (1920, 9744), (2016, 9280), (2030, 9216), (2048, 9135), (2088, 8960), (2240, 8352), (2304, 8120), (2320, 8064), (2436, 7680), (2520, 7424), (2560, 7308), (2610, 7168), (2688, 6960), (2784, 6720), (2880, 6496), (3045, 6144), (3072, 6090), (3248, 5760), (3360, 5568), (3480, 5376), (3584, 5220), (3654, 5120), (3712, 5040), (3840, 4872), (4032, 4640), (4060, 4608), (4176, 4480)]