213666880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 224

約数和(自身を含む): 639055872

約数和(自身を除く): 425388992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 40, 56, 62, 64, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 160, 170, 181, 217, 224, 238, 248, 272, 280, 310, 320, 340, 362, 434, 448, 476, 496, 527, 544, 560, 595, 620, 680, 724, 868, 905, 952, 992, 1054, 1085, 1088, 1120, 1190, 1240, 1267, 1360, 1448, 1736, 1810, 1904, 1984, 2108, 2170, 2240, 2380, 2480, 2534, 2635, 2720, 2896, 3077, 3472, 3620, 3689, 3808, 4216, 4340, 4760, 4960, 5068, 5270, 5440, 5611, 5792, 6154, 6335, 6944, 7240, 7378, 7616, 8432, 8680, 9520, 9920, 10136, 10540, 11222, 11584, 12308, 12670, 13888, 14480, 14756, 15385, 16864, 17360, 18445, 19040, 20272, 21080, 21539, 22444, 24616, 25340, 28055, 28960, 29512, 30770, 33728, 34720, 36890, 38080, 39277, 40544, 42160, 43078, 44888, 49232, 50680, 56110, 57920, 59024, 61540, 69440, 73780, 78554, 81088, 84320, 86156, 89776, 95387, 98464, 101360, 107695, 112220, 118048, 123080, 147560, 157108, 168640, 172312, 179552, 190774, 196385, 196928, 202720, 215390, 224440, 236096, 246160, 295120, 314216, 344624, 359104, 381548, 392770, 405440, 430780, 448880, 476935, 492320, 590240, 628432, 667709, 689248, 763096, 785540, 861560, 897760, 953870, 984640, 1180480, 1256864, 1335418, 1378496, 1526192, 1571080, 1723120, 1795520, 1907740, 2513728, 2670836, 3052384, 3142160, 3338545, 3446240, 3815480, 5341672, 6104768, 6284320, 6677090, 6892480, 7630960, 10683344, 12568640, 13354180, 15261920, 21366688, 26708360, 30523840, 42733376, 53416720, 106833440, 213666880]

約数ペア:

[(1, 213666880), (2, 106833440), (4, 53416720), (5, 42733376), (7, 30523840), (8, 26708360), (10, 21366688), (14, 15261920), (16, 13354180), (17, 12568640), (20, 10683344), (28, 7630960), (31, 6892480), (32, 6677090), (34, 6284320), (35, 6104768), (40, 5341672), (56, 3815480), (62, 3446240), (64, 3338545), (68, 3142160), (70, 3052384), (80, 2670836), (85, 2513728), (112, 1907740), (119, 1795520), (124, 1723120), (136, 1571080), (140, 1526192), (155, 1378496), (160, 1335418), (170, 1256864), (181, 1180480), (217, 984640), (224, 953870), (238, 897760), (248, 861560), (272, 785540), (280, 763096), (310, 689248), (320, 667709), (340, 628432), (362, 590240), (434, 492320), (448, 476935), (476, 448880), (496, 430780), (527, 405440), (544, 392770), (560, 381548), (595, 359104), (620, 344624), (680, 314216), (724, 295120), (868, 246160), (905, 236096), (952, 224440), (992, 215390), (1054, 202720), (1085, 196928), (1088, 196385), (1120, 190774), (1190, 179552), (1240, 172312), (1267, 168640), (1360, 157108), (1448, 147560), (1736, 123080), (1810, 118048), (1904, 112220), (1984, 107695), (2108, 101360), (2170, 98464), (2240, 95387), (2380, 89776), (2480, 86156), (2534, 84320), (2635, 81088), (2720, 78554), (2896, 73780), (3077, 69440), (3472, 61540), (3620, 59024), (3689, 57920), (3808, 56110), (4216, 50680), (4340, 49232), (4760, 44888), (4960, 43078), (5068, 42160), (5270, 40544), (5440, 39277), (5611, 38080), (5792, 36890), (6154, 34720), (6335, 33728), (6944, 30770), (7240, 29512), (7378, 28960), (7616, 28055), (8432, 25340), (8680, 24616), (9520, 22444), (9920, 21539), (10136, 21080), (10540, 20272), (11222, 19040), (11584, 18445), (12308, 17360), (12670, 16864), (13888, 15385), (14480, 14756)]