211357440

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{2621}}^1$

素因数の和:2655

約数の個数: 216

約数和(自身を含む): 836061408

約数和(自身を除く): 624703968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2621, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5242, 5376, 5760, 6720, 7863, 8064, 8960, 10080, 10484, 11520, 13105, 13440, 15726, 16128, 18347, 20160, 20968, 23589, 26210, 26880, 31452, 36694, 39315, 40320, 41936, 47178, 52420, 55041, 62904, 73388, 78630, 80640, 83872, 91735, 94356, 104840, 110082, 117945, 125808, 146776, 157260, 165123, 167744, 183470, 188712, 209680, 220164, 235890, 251616, 275205, 293552, 314520, 330246, 335488, 366940, 377424, 419360, 440328, 471780, 503232, 550410, 587104, 629040, 660492, 670976, 733880, 754848, 825615, 838720, 880656, 943560, 1006464, 1100820, 1174208, 1258080, 1320984, 1467760, 1509696, 1651230, 1677440, 1761312, 1887120, 2012928, 2201640, 2348416, 2516160, 2641968, 2935520, 3019392, 3302460, 3354880, 3522624, 3774240, 4403280, 4696832, 5032320, 5283936, 5871040, 6038784, 6604920, 7045248, 7548480, 8806560, 10064640, 10567872, 11742080, 13209840, 14090496, 15096960, 17613120, 21135744, 23484160, 26419680, 30193920, 35226240, 42271488, 52839360, 70452480, 105678720, 211357440]

約数ペア:

[(1, 211357440), (2, 105678720), (3, 70452480), (4, 52839360), (5, 42271488), (6, 35226240), (7, 30193920), (8, 26419680), (9, 23484160), (10, 21135744), (12, 17613120), (14, 15096960), (15, 14090496), (16, 13209840), (18, 11742080), (20, 10567872), (21, 10064640), (24, 8806560), (28, 7548480), (30, 7045248), (32, 6604920), (35, 6038784), (36, 5871040), (40, 5283936), (42, 5032320), (45, 4696832), (48, 4403280), (56, 3774240), (60, 3522624), (63, 3354880), (64, 3302460), (70, 3019392), (72, 2935520), (80, 2641968), (84, 2516160), (90, 2348416), (96, 2201640), (105, 2012928), (112, 1887120), (120, 1761312), (126, 1677440), (128, 1651230), (140, 1509696), (144, 1467760), (160, 1320984), (168, 1258080), (180, 1174208), (192, 1100820), (210, 1006464), (224, 943560), (240, 880656), (252, 838720), (256, 825615), (280, 754848), (288, 733880), (315, 670976), (320, 660492), (336, 629040), (360, 587104), (384, 550410), (420, 503232), (448, 471780), (480, 440328), (504, 419360), (560, 377424), (576, 366940), (630, 335488), (640, 330246), (672, 314520), (720, 293552), (768, 275205), (840, 251616), (896, 235890), (960, 220164), (1008, 209680), (1120, 188712), (1152, 183470), (1260, 167744), (1280, 165123), (1344, 157260), (1440, 146776), (1680, 125808), (1792, 117945), (1920, 110082), (2016, 104840), (2240, 94356), (2304, 91735), (2520, 83872), (2621, 80640), (2688, 78630), (2880, 73388), (3360, 62904), (3840, 55041), (4032, 52420), (4480, 47178), (5040, 41936), (5242, 40320), (5376, 39315), (5760, 36694), (6720, 31452), (7863, 26880), (8064, 26210), (8960, 23589), (10080, 20968), (10484, 20160), (11520, 18347), (13105, 16128), (13440, 15726)]