2551825920

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{6781}}^1$

素因数の和:6821

約数の個数: 240

約数和(自身を含む): 9491164848

約数和(自身を除く): 6939338928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1344, 1470, 1536, 1568, 1680, 1792, 1920, 1960, 2240, 2352, 2560, 2688, 2940, 3136, 3360, 3584, 3840, 3920, 4480, 4704, 5376, 5880, 6272, 6720, 6781, 7680, 7840, 8960, 9408, 10752, 11760, 12544, 13440, 13562, 15680, 17920, 18816, 20343, 23520, 25088, 26880, 27124, 31360, 33905, 37632, 40686, 47040, 47467, 53760, 54248, 62720, 67810, 75264, 81372, 94080, 94934, 101715, 108496, 125440, 135620, 142401, 162744, 188160, 189868, 203430, 216992, 237335, 271240, 284802, 325488, 332269, 376320, 379736, 406860, 433984, 474670, 542480, 569604, 650976, 664538, 712005, 759472, 813720, 867968, 949340, 996807, 1084960, 1139208, 1301952, 1329076, 1424010, 1518944, 1627440, 1661345, 1735936, 1898680, 1993614, 2169920, 2278416, 2603904, 2658152, 2848020, 3037888, 3254880, 3322690, 3471872, 3797360, 3987228, 4339840, 4556832, 4984035, 5207808, 5316304, 5696040, 6075776, 6509760, 6645380, 7594720, 7974456, 8679680, 9113664, 9968070, 10415616, 10632608, 11392080, 12151552, 13019520, 13290760, 15189440, 15948912, 17359360, 18227328, 19936140, 21265216, 22784160, 24303104, 26039040, 26581520, 30378880, 31897824, 36454656, 39872280, 42530432, 45568320, 52078080, 53163040, 60757760, 63795648, 72909312, 79744560, 85060864, 91136640, 106326080, 121515520, 127591296, 159489120, 170121728, 182273280, 212652160, 255182592, 318978240, 364546560, 425304320, 510365184, 637956480, 850608640, 1275912960, 2551825920]

約数ペア:

[(1, 2551825920), (2, 1275912960), (3, 850608640), (4, 637956480), (5, 510365184), (6, 425304320), (7, 364546560), (8, 318978240), (10, 255182592), (12, 212652160), (14, 182273280), (15, 170121728), (16, 159489120), (20, 127591296), (21, 121515520), (24, 106326080), (28, 91136640), (30, 85060864), (32, 79744560), (35, 72909312), (40, 63795648), (42, 60757760), (48, 53163040), (49, 52078080), (56, 45568320), (60, 42530432), (64, 39872280), (70, 36454656), (80, 31897824), (84, 30378880), (96, 26581520), (98, 26039040), (105, 24303104), (112, 22784160), (120, 21265216), (128, 19936140), (140, 18227328), (147, 17359360), (160, 15948912), (168, 15189440), (192, 13290760), (196, 13019520), (210, 12151552), (224, 11392080), (240, 10632608), (245, 10415616), (256, 9968070), (280, 9113664), (294, 8679680), (320, 7974456), (336, 7594720), (384, 6645380), (392, 6509760), (420, 6075776), (448, 5696040), (480, 5316304), (490, 5207808), (512, 4984035), (560, 4556832), (588, 4339840), (640, 3987228), (672, 3797360), (735, 3471872), (768, 3322690), (784, 3254880), (840, 3037888), (896, 2848020), (960, 2658152), (980, 2603904), (1120, 2278416), (1176, 2169920), (1280, 1993614), (1344, 1898680), (1470, 1735936), (1536, 1661345), (1568, 1627440), (1680, 1518944), (1792, 1424010), (1920, 1329076), (1960, 1301952), (2240, 1139208), (2352, 1084960), (2560, 996807), (2688, 949340), (2940, 867968), (3136, 813720), (3360, 759472), (3584, 712005), (3840, 664538), (3920, 650976), (4480, 569604), (4704, 542480), (5376, 474670), (5880, 433984), (6272, 406860), (6720, 379736), (6781, 376320), (7680, 332269), (7840, 325488), (8960, 284802), (9408, 271240), (10752, 237335), (11760, 216992), (12544, 203430), (13440, 189868), (13562, 188160), (15680, 162744), (17920, 142401), (18816, 135620), (20343, 125440), (23520, 108496), (25088, 101715), (26880, 94934), (27124, 94080), (31360, 81372), (33905, 75264), (37632, 67810), (40686, 62720), (47040, 54248), (47467, 53760)]