210982400

素因数分解:

$2^9\times 5^2\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:392

約数の個数: 120

約数和(自身を含む): 534300624

約数和(自身を除く): 323318224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 64, 80, 100, 106, 128, 160, 200, 212, 256, 265, 311, 320, 400, 424, 512, 530, 622, 640, 800, 848, 1060, 1244, 1280, 1325, 1555, 1600, 1696, 2120, 2488, 2560, 2650, 3110, 3200, 3392, 4240, 4976, 5300, 6220, 6400, 6784, 7775, 8480, 9952, 10600, 12440, 12800, 13568, 15550, 16483, 16960, 19904, 21200, 24880, 27136, 31100, 32966, 33920, 39808, 42400, 49760, 62200, 65932, 67840, 79616, 82415, 84800, 99520, 124400, 131864, 135680, 159232, 164830, 169600, 199040, 248800, 263728, 329660, 339200, 398080, 412075, 497600, 527456, 659320, 678400, 796160, 824150, 995200, 1054912, 1318640, 1648300, 1990400, 2109824, 2637280, 3296600, 3980800, 4219648, 5274560, 6593200, 8439296, 10549120, 13186400, 21098240, 26372800, 42196480, 52745600, 105491200, 210982400]

約数ペア:

[(1, 210982400), (2, 105491200), (4, 52745600), (5, 42196480), (8, 26372800), (10, 21098240), (16, 13186400), (20, 10549120), (25, 8439296), (32, 6593200), (40, 5274560), (50, 4219648), (53, 3980800), (64, 3296600), (80, 2637280), (100, 2109824), (106, 1990400), (128, 1648300), (160, 1318640), (200, 1054912), (212, 995200), (256, 824150), (265, 796160), (311, 678400), (320, 659320), (400, 527456), (424, 497600), (512, 412075), (530, 398080), (622, 339200), (640, 329660), (800, 263728), (848, 248800), (1060, 199040), (1244, 169600), (1280, 164830), (1325, 159232), (1555, 135680), (1600, 131864), (1696, 124400), (2120, 99520), (2488, 84800), (2560, 82415), (2650, 79616), (3110, 67840), (3200, 65932), (3392, 62200), (4240, 49760), (4976, 42400), (5300, 39808), (6220, 33920), (6400, 32966), (6784, 31100), (7775, 27136), (8480, 24880), (9952, 21200), (10600, 19904), (12440, 16960), (12800, 16483), (13568, 15550)]