209811840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:329

約数の個数: 256

約数和(自身を含む): 779051520

約数和(自身を除く): 569239680

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, 67, 70, 80, 84, 96, 105, 112, 120, 128, 134, 140, 160, 168, 192, 201, 210, 224, 233, 240, 268, 280, 320, 335, 336, 384, 402, 420, 448, 466, 469, 480, 536, 560, 640, 670, 672, 699, 804, 840, 896, 932, 938, 960, 1005, 1072, 1120, 1165, 1340, 1344, 1398, 1407, 1608, 1631, 1680, 1864, 1876, 1920, 2010, 2144, 2240, 2330, 2345, 2680, 2688, 2796, 2814, 3216, 3262, 3360, 3495, 3728, 3752, 4020, 4288, 4480, 4660, 4690, 4893, 5360, 5592, 5628, 6432, 6524, 6720, 6990, 7035, 7456, 7504, 8040, 8155, 8576, 9320, 9380, 9786, 10720, 11184, 11256, 12864, 13048, 13440, 13980, 14070, 14912, 15008, 15611, 16080, 16310, 18640, 18760, 19572, 21440, 22368, 22512, 24465, 25728, 26096, 27960, 28140, 29824, 30016, 31222, 32160, 32620, 37280, 37520, 39144, 42880, 44736, 45024, 46833, 48930, 52192, 55920, 56280, 60032, 62444, 64320, 65240, 74560, 75040, 78055, 78288, 89472, 90048, 93666, 97860, 104384, 109277, 111840, 112560, 124888, 128640, 130480, 149120, 150080, 156110, 156576, 180096, 187332, 195720, 208768, 218554, 223680, 225120, 234165, 249776, 260960, 300160, 312220, 313152, 327831, 374664, 391440, 437108, 447360, 450240, 468330, 499552, 521920, 546385, 624440, 626304, 655662, 749328, 782880, 874216, 900480, 936660, 999104, 1043840, 1092770, 1248880, 1311324, 1498656, 1565760, 1639155, 1748432, 1873320, 1998208, 2185540, 2497760, 2622648, 2997312, 3131520, 3278310, 3496864, 3746640, 4371080, 4995520, 5245296, 5994624, 6556620, 6993728, 7493280, 8742160, 9991040, 10490592, 13113240, 13987456, 14986560, 17484320, 20981184, 26226480, 29973120, 34968640, 41962368, 52452960, 69937280, 104905920, 209811840]

約数ペア:

[(1, 209811840), (2, 104905920), (3, 69937280), (4, 52452960), (5, 41962368), (6, 34968640), (7, 29973120), (8, 26226480), (10, 20981184), (12, 17484320), (14, 14986560), (15, 13987456), (16, 13113240), (20, 10490592), (21, 9991040), (24, 8742160), (28, 7493280), (30, 6993728), (32, 6556620), (35, 5994624), (40, 5245296), (42, 4995520), (48, 4371080), (56, 3746640), (60, 3496864), (64, 3278310), (67, 3131520), (70, 2997312), (80, 2622648), (84, 2497760), (96, 2185540), (105, 1998208), (112, 1873320), (120, 1748432), (128, 1639155), (134, 1565760), (140, 1498656), (160, 1311324), (168, 1248880), (192, 1092770), (201, 1043840), (210, 999104), (224, 936660), (233, 900480), (240, 874216), (268, 782880), (280, 749328), (320, 655662), (335, 626304), (336, 624440), (384, 546385), (402, 521920), (420, 499552), (448, 468330), (466, 450240), (469, 447360), (480, 437108), (536, 391440), (560, 374664), (640, 327831), (670, 313152), (672, 312220), (699, 300160), (804, 260960), (840, 249776), (896, 234165), (932, 225120), (938, 223680), (960, 218554), (1005, 208768), (1072, 195720), (1120, 187332), (1165, 180096), (1340, 156576), (1344, 156110), (1398, 150080), (1407, 149120), (1608, 130480), (1631, 128640), (1680, 124888), (1864, 112560), (1876, 111840), (1920, 109277), (2010, 104384), (2144, 97860), (2240, 93666), (2330, 90048), (2345, 89472), (2680, 78288), (2688, 78055), (2796, 75040), (2814, 74560), (3216, 65240), (3262, 64320), (3360, 62444), (3495, 60032), (3728, 56280), (3752, 55920), (4020, 52192), (4288, 48930), (4480, 46833), (4660, 45024), (4690, 44736), (4893, 42880), (5360, 39144), (5592, 37520), (5628, 37280), (6432, 32620), (6524, 32160), (6720, 31222), (6990, 30016), (7035, 29824), (7456, 28140), (7504, 27960), (8040, 26096), (8155, 25728), (8576, 24465), (9320, 22512), (9380, 22368), (9786, 21440), (10720, 19572), (11184, 18760), (11256, 18640), (12864, 16310), (13048, 16080), (13440, 15611), (13980, 15008), (14070, 14912)]