258702080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2221}}^1$

素因数の和:2262

約数の個数: 144

約数和(自身を含む): 763017024

約数和(自身を除く): 504314944

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 2080, 2221, 2240, 2912, 3328, 3640, 4160, 4442, 4480, 5824, 7280, 8320, 8884, 8960, 11105, 11648, 14560, 15547, 16640, 17768, 22210, 23296, 28873, 29120, 31094, 35536, 44420, 57746, 58240, 62188, 71072, 77735, 88840, 115492, 116480, 124376, 142144, 144365, 155470, 177680, 202111, 230984, 248752, 284288, 288730, 310940, 355360, 404222, 461968, 497504, 568576, 577460, 621880, 710720, 808444, 923936, 995008, 1010555, 1154920, 1243760, 1421440, 1616888, 1847872, 1990016, 2021110, 2309840, 2487520, 2842880, 3233776, 3695744, 3980032, 4042220, 4619680, 4975040, 6467552, 7391488, 8084440, 9239360, 9950080, 12935104, 16168880, 18478720, 19900160, 25870208, 32337760, 36957440, 51740416, 64675520, 129351040, 258702080]

約数ペア:

[(1, 258702080), (2, 129351040), (4, 64675520), (5, 51740416), (7, 36957440), (8, 32337760), (10, 25870208), (13, 19900160), (14, 18478720), (16, 16168880), (20, 12935104), (26, 9950080), (28, 9239360), (32, 8084440), (35, 7391488), (40, 6467552), (52, 4975040), (56, 4619680), (64, 4042220), (65, 3980032), (70, 3695744), (80, 3233776), (91, 2842880), (104, 2487520), (112, 2309840), (128, 2021110), (130, 1990016), (140, 1847872), (160, 1616888), (182, 1421440), (208, 1243760), (224, 1154920), (256, 1010555), (260, 995008), (280, 923936), (320, 808444), (364, 710720), (416, 621880), (448, 577460), (455, 568576), (520, 497504), (560, 461968), (640, 404222), (728, 355360), (832, 310940), (896, 288730), (910, 284288), (1040, 248752), (1120, 230984), (1280, 202111), (1456, 177680), (1664, 155470), (1792, 144365), (1820, 142144), (2080, 124376), (2221, 116480), (2240, 115492), (2912, 88840), (3328, 77735), (3640, 71072), (4160, 62188), (4442, 58240), (4480, 57746), (5824, 44420), (7280, 35536), (8320, 31094), (8884, 29120), (8960, 28873), (11105, 23296), (11648, 22210), (14560, 17768), (15547, 16640)]