211370880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{15727}}^1$

素因数の和:15756

約数の個数: 128

約数和(自身を含む): 770042880

約数和(自身を除く): 558672000

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 15727, 31454, 47181, 62908, 78635, 94362, 110089, 125816, 157270, 188724, 220178, 235905, 251632, 314540, 330267, 377448, 440356, 471810, 503264, 550445, 629080, 660534, 754896, 880712, 943620, 1006528, 1100890, 1258160, 1321068, 1509792, 1651335, 1761424, 1887240, 2013056, 2201780, 2516320, 2642136, 3019584, 3302670, 3522848, 3774480, 4403560, 5032640, 5284272, 6039168, 6605340, 7045696, 7548960, 8807120, 10065280, 10568544, 13210680, 14091392, 15097920, 17614240, 21137088, 26421360, 30195840, 35228480, 42274176, 52842720, 70456960, 105685440, 211370880]

約数ペア:

[(1, 211370880), (2, 105685440), (3, 70456960), (4, 52842720), (5, 42274176), (6, 35228480), (7, 30195840), (8, 26421360), (10, 21137088), (12, 17614240), (14, 15097920), (15, 14091392), (16, 13210680), (20, 10568544), (21, 10065280), (24, 8807120), (28, 7548960), (30, 7045696), (32, 6605340), (35, 6039168), (40, 5284272), (42, 5032640), (48, 4403560), (56, 3774480), (60, 3522848), (64, 3302670), (70, 3019584), (80, 2642136), (84, 2516320), (96, 2201780), (105, 2013056), (112, 1887240), (120, 1761424), (128, 1651335), (140, 1509792), (160, 1321068), (168, 1258160), (192, 1100890), (210, 1006528), (224, 943620), (240, 880712), (280, 754896), (320, 660534), (336, 629080), (384, 550445), (420, 503264), (448, 471810), (480, 440356), (560, 377448), (640, 330267), (672, 314540), (840, 251632), (896, 235905), (960, 220178), (1120, 188724), (1344, 157270), (1680, 125816), (1920, 110089), (2240, 94362), (2688, 78635), (3360, 62908), (4480, 47181), (6720, 31454), (13440, 15727)]