259499520

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{1609}}^1$

素因数の和:1645

約数の個数: 240

約数和(自身を含む): 1027746720

約数和(自身を除く): 768247200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1609, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3218, 3360, 3584, 3840, 4032, 4480, 4608, 4827, 5040, 5376, 5760, 6436, 6720, 7680, 8045, 8064, 8960, 9654, 10080, 10752, 11263, 11520, 12872, 13440, 14481, 16090, 16128, 17920, 19308, 20160, 22526, 23040, 24135, 25744, 26880, 28962, 32180, 32256, 33789, 38616, 40320, 45052, 48270, 51488, 53760, 56315, 57924, 64360, 67578, 72405, 77232, 80640, 90104, 96540, 101367, 102976, 112630, 115848, 128720, 135156, 144810, 154464, 161280, 168945, 180208, 193080, 202734, 205952, 225260, 231696, 257440, 270312, 289620, 308928, 337890, 360416, 386160, 405468, 411904, 450520, 463392, 506835, 514880, 540624, 579240, 617856, 675780, 720832, 772320, 810936, 823808, 901040, 926784, 1013670, 1029760, 1081248, 1158480, 1235712, 1351560, 1441664, 1544640, 1621872, 1802080, 1853568, 2027340, 2059520, 2162496, 2316960, 2471424, 2703120, 2883328, 3089280, 3243744, 3604160, 3707136, 4054680, 4119040, 4324992, 4633920, 5406240, 5766656, 6178560, 6487488, 7208320, 7414272, 8109360, 8649984, 9267840, 10812480, 12357120, 12974976, 14416640, 16218720, 17299968, 18535680, 21624960, 25949952, 28833280, 32437440, 37071360, 43249920, 51899904, 64874880, 86499840, 129749760, 259499520]

約数ペア:

[(1, 259499520), (2, 129749760), (3, 86499840), (4, 64874880), (5, 51899904), (6, 43249920), (7, 37071360), (8, 32437440), (9, 28833280), (10, 25949952), (12, 21624960), (14, 18535680), (15, 17299968), (16, 16218720), (18, 14416640), (20, 12974976), (21, 12357120), (24, 10812480), (28, 9267840), (30, 8649984), (32, 8109360), (35, 7414272), (36, 7208320), (40, 6487488), (42, 6178560), (45, 5766656), (48, 5406240), (56, 4633920), (60, 4324992), (63, 4119040), (64, 4054680), (70, 3707136), (72, 3604160), (80, 3243744), (84, 3089280), (90, 2883328), (96, 2703120), (105, 2471424), (112, 2316960), (120, 2162496), (126, 2059520), (128, 2027340), (140, 1853568), (144, 1802080), (160, 1621872), (168, 1544640), (180, 1441664), (192, 1351560), (210, 1235712), (224, 1158480), (240, 1081248), (252, 1029760), (256, 1013670), (280, 926784), (288, 901040), (315, 823808), (320, 810936), (336, 772320), (360, 720832), (384, 675780), (420, 617856), (448, 579240), (480, 540624), (504, 514880), (512, 506835), (560, 463392), (576, 450520), (630, 411904), (640, 405468), (672, 386160), (720, 360416), (768, 337890), (840, 308928), (896, 289620), (960, 270312), (1008, 257440), (1120, 231696), (1152, 225260), (1260, 205952), (1280, 202734), (1344, 193080), (1440, 180208), (1536, 168945), (1609, 161280), (1680, 154464), (1792, 144810), (1920, 135156), (2016, 128720), (2240, 115848), (2304, 112630), (2520, 102976), (2560, 101367), (2688, 96540), (2880, 90104), (3218, 80640), (3360, 77232), (3584, 72405), (3840, 67578), (4032, 64360), (4480, 57924), (4608, 56315), (4827, 53760), (5040, 51488), (5376, 48270), (5760, 45052), (6436, 40320), (6720, 38616), (7680, 33789), (8045, 32256), (8064, 32180), (8960, 28962), (9654, 26880), (10080, 25744), (10752, 24135), (11263, 23040), (11520, 22526), (12872, 20160), (13440, 19308), (14481, 17920), (16090, 16128)]