256110400

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1759}}^1$

素因数の和:1801

約数の個数: 168

約数和(自身を含む): 776061440

約数和(自身を除く): 519951040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 112, 130, 140, 160, 175, 182, 200, 208, 224, 260, 280, 320, 325, 350, 364, 400, 416, 448, 455, 520, 560, 650, 700, 728, 800, 832, 910, 1040, 1120, 1300, 1400, 1456, 1600, 1759, 1820, 2080, 2240, 2275, 2600, 2800, 2912, 3518, 3640, 4160, 4550, 5200, 5600, 5824, 7036, 7280, 8795, 9100, 10400, 11200, 12313, 14072, 14560, 17590, 18200, 20800, 22867, 24626, 28144, 29120, 35180, 36400, 43975, 45734, 49252, 56288, 61565, 70360, 72800, 87950, 91468, 98504, 112576, 114335, 123130, 140720, 145600, 160069, 175900, 182936, 197008, 228670, 246260, 281440, 307825, 320138, 351800, 365872, 394016, 457340, 492520, 562880, 571675, 615650, 640276, 703600, 731744, 788032, 800345, 914680, 985040, 1143350, 1231300, 1280552, 1407200, 1463488, 1600690, 1829360, 1970080, 2286700, 2462600, 2561104, 2814400, 3201380, 3658720, 3940160, 4001725, 4573400, 4925200, 5122208, 6402760, 7317440, 8003450, 9146800, 9850400, 10244416, 12805520, 16006900, 18293600, 19700800, 25611040, 32013800, 36587200, 51222080, 64027600, 128055200, 256110400]

約数ペア:

[(1, 256110400), (2, 128055200), (4, 64027600), (5, 51222080), (7, 36587200), (8, 32013800), (10, 25611040), (13, 19700800), (14, 18293600), (16, 16006900), (20, 12805520), (25, 10244416), (26, 9850400), (28, 9146800), (32, 8003450), (35, 7317440), (40, 6402760), (50, 5122208), (52, 4925200), (56, 4573400), (64, 4001725), (65, 3940160), (70, 3658720), (80, 3201380), (91, 2814400), (100, 2561104), (104, 2462600), (112, 2286700), (130, 1970080), (140, 1829360), (160, 1600690), (175, 1463488), (182, 1407200), (200, 1280552), (208, 1231300), (224, 1143350), (260, 985040), (280, 914680), (320, 800345), (325, 788032), (350, 731744), (364, 703600), (400, 640276), (416, 615650), (448, 571675), (455, 562880), (520, 492520), (560, 457340), (650, 394016), (700, 365872), (728, 351800), (800, 320138), (832, 307825), (910, 281440), (1040, 246260), (1120, 228670), (1300, 197008), (1400, 182936), (1456, 175900), (1600, 160069), (1759, 145600), (1820, 140720), (2080, 123130), (2240, 114335), (2275, 112576), (2600, 98504), (2800, 91468), (2912, 87950), (3518, 72800), (3640, 70360), (4160, 61565), (4550, 56288), (5200, 49252), (5600, 45734), (5824, 43975), (7036, 36400), (7280, 35180), (8795, 29120), (9100, 28144), (10400, 24626), (11200, 22867), (12313, 20800), (14072, 18200), (14560, 17590)]