285209600

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:900

約数の個数: 132

約数和(自身を含む): 762245484

約数和(自身を除く): 477035884

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 512, 520, 640, 650, 800, 832, 857, 1024, 1040, 1280, 1300, 1600, 1664, 1714, 2080, 2560, 2600, 3200, 3328, 3428, 4160, 4285, 5120, 5200, 6400, 6656, 6856, 8320, 8570, 10400, 11141, 12800, 13312, 13712, 16640, 17140, 20800, 21425, 22282, 25600, 27424, 33280, 34280, 41600, 42850, 44564, 54848, 55705, 66560, 68560, 83200, 85700, 89128, 109696, 111410, 137120, 166400, 171400, 178256, 219392, 222820, 274240, 278525, 332800, 342800, 356512, 438784, 445640, 548480, 557050, 685600, 713024, 877568, 891280, 1096960, 1114100, 1371200, 1426048, 1782560, 2193920, 2228200, 2742400, 2852096, 3565120, 4387840, 4456400, 5484800, 5704192, 7130240, 8912800, 10969600, 11408384, 14260480, 17825600, 21939200, 28520960, 35651200, 57041920, 71302400, 142604800, 285209600]

約数ペア:

[(1, 285209600), (2, 142604800), (4, 71302400), (5, 57041920), (8, 35651200), (10, 28520960), (13, 21939200), (16, 17825600), (20, 14260480), (25, 11408384), (26, 10969600), (32, 8912800), (40, 7130240), (50, 5704192), (52, 5484800), (64, 4456400), (65, 4387840), (80, 3565120), (100, 2852096), (104, 2742400), (128, 2228200), (130, 2193920), (160, 1782560), (200, 1426048), (208, 1371200), (256, 1114100), (260, 1096960), (320, 891280), (325, 877568), (400, 713024), (416, 685600), (512, 557050), (520, 548480), (640, 445640), (650, 438784), (800, 356512), (832, 342800), (857, 332800), (1024, 278525), (1040, 274240), (1280, 222820), (1300, 219392), (1600, 178256), (1664, 171400), (1714, 166400), (2080, 137120), (2560, 111410), (2600, 109696), (3200, 89128), (3328, 85700), (3428, 83200), (4160, 68560), (4285, 66560), (5120, 55705), (5200, 54848), (6400, 44564), (6656, 42850), (6856, 41600), (8320, 34280), (8570, 33280), (10400, 27424), (11141, 25600), (12800, 22282), (13312, 21425), (13712, 20800), (16640, 17140)]