2041858560

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2051

約数の個数: 320

約数和(自身を含む): 7856640000

約数和(自身を除く): 5814781440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 256, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 512, 532, 560, 570, 608, 640, 665, 672, 760, 768, 798, 840, 896, 912, 960, 1064, 1120, 1140, 1216, 1280, 1330, 1344, 1520, 1536, 1596, 1680, 1792, 1824, 1920, 1995, 1999, 2128, 2240, 2280, 2432, 2560, 2660, 2688, 3040, 3192, 3360, 3584, 3648, 3840, 3990, 3998, 4256, 4480, 4560, 4864, 5320, 5376, 5997, 6080, 6384, 6720, 7296, 7680, 7980, 7996, 8512, 8960, 9120, 9728, 9995, 10640, 10752, 11994, 12160, 12768, 13440, 13993, 14592, 15960, 15992, 17024, 17920, 18240, 19990, 21280, 23988, 24320, 25536, 26880, 27986, 29184, 29985, 31920, 31984, 34048, 36480, 37981, 39980, 41979, 42560, 47976, 48640, 51072, 53760, 55972, 59970, 63840, 63968, 68096, 69965, 72960, 75962, 79960, 83958, 85120, 95952, 102144, 111944, 113943, 119940, 127680, 127936, 139930, 145920, 151924, 159920, 167916, 170240, 189905, 191904, 204288, 209895, 223888, 227886, 239880, 255360, 255872, 265867, 279860, 303848, 319840, 335832, 340480, 379810, 383808, 419790, 447776, 455772, 479760, 510720, 511744, 531734, 559720, 569715, 607696, 639680, 671664, 759620, 767616, 797601, 839580, 895552, 911544, 959520, 1021440, 1023488, 1063468, 1119440, 1139430, 1215392, 1279360, 1329335, 1343328, 1519240, 1535232, 1595202, 1679160, 1791104, 1823088, 1919040, 2126936, 2238880, 2278860, 2430784, 2558720, 2658670, 2686656, 3038480, 3070464, 3190404, 3358320, 3582208, 3646176, 3838080, 3988005, 4253872, 4477760, 4557720, 4861568, 5117440, 5317340, 5373312, 6076960, 6380808, 6716640, 7164416, 7292352, 7676160, 7976010, 8507744, 8955520, 9115440, 9723136, 10634680, 10746624, 12153920, 12761616, 13433280, 14584704, 15352320, 15952020, 17015488, 17911040, 18230880, 19446272, 21269360, 21493248, 24307840, 25523232, 26866560, 29169408, 31904040, 34030976, 35822080, 36461760, 42538720, 48615680, 51046464, 53733120, 58338816, 63808080, 68061952, 72923520, 85077440, 97231360, 102092928, 107466240, 127616160, 136123904, 145847040, 170154880, 204185856, 255232320, 291694080, 340309760, 408371712, 510464640, 680619520, 1020929280, 2041858560]

約数ペア:

[(1, 2041858560), (2, 1020929280), (3, 680619520), (4, 510464640), (5, 408371712), (6, 340309760), (7, 291694080), (8, 255232320), (10, 204185856), (12, 170154880), (14, 145847040), (15, 136123904), (16, 127616160), (19, 107466240), (20, 102092928), (21, 97231360), (24, 85077440), (28, 72923520), (30, 68061952), (32, 63808080), (35, 58338816), (38, 53733120), (40, 51046464), (42, 48615680), (48, 42538720), (56, 36461760), (57, 35822080), (60, 34030976), (64, 31904040), (70, 29169408), (76, 26866560), (80, 25523232), (84, 24307840), (95, 21493248), (96, 21269360), (105, 19446272), (112, 18230880), (114, 17911040), (120, 17015488), (128, 15952020), (133, 15352320), (140, 14584704), (152, 13433280), (160, 12761616), (168, 12153920), (190, 10746624), (192, 10634680), (210, 9723136), (224, 9115440), (228, 8955520), (240, 8507744), (256, 7976010), (266, 7676160), (280, 7292352), (285, 7164416), (304, 6716640), (320, 6380808), (336, 6076960), (380, 5373312), (384, 5317340), (399, 5117440), (420, 4861568), (448, 4557720), (456, 4477760), (480, 4253872), (512, 3988005), (532, 3838080), (560, 3646176), (570, 3582208), (608, 3358320), (640, 3190404), (665, 3070464), (672, 3038480), (760, 2686656), (768, 2658670), (798, 2558720), (840, 2430784), (896, 2278860), (912, 2238880), (960, 2126936), (1064, 1919040), (1120, 1823088), (1140, 1791104), (1216, 1679160), (1280, 1595202), (1330, 1535232), (1344, 1519240), (1520, 1343328), (1536, 1329335), (1596, 1279360), (1680, 1215392), (1792, 1139430), (1824, 1119440), (1920, 1063468), (1995, 1023488), (1999, 1021440), (2128, 959520), (2240, 911544), (2280, 895552), (2432, 839580), (2560, 797601), (2660, 767616), (2688, 759620), (3040, 671664), (3192, 639680), (3360, 607696), (3584, 569715), (3648, 559720), (3840, 531734), (3990, 511744), (3998, 510720), (4256, 479760), (4480, 455772), (4560, 447776), (4864, 419790), (5320, 383808), (5376, 379810), (5997, 340480), (6080, 335832), (6384, 319840), (6720, 303848), (7296, 279860), (7680, 265867), (7980, 255872), (7996, 255360), (8512, 239880), (8960, 227886), (9120, 223888), (9728, 209895), (9995, 204288), (10640, 191904), (10752, 189905), (11994, 170240), (12160, 167916), (12768, 159920), (13440, 151924), (13993, 145920), (14592, 139930), (15960, 127936), (15992, 127680), (17024, 119940), (17920, 113943), (18240, 111944), (19990, 102144), (21280, 95952), (23988, 85120), (24320, 83958), (25536, 79960), (26880, 75962), (27986, 72960), (29184, 69965), (29985, 68096), (31920, 63968), (31984, 63840), (34048, 59970), (36480, 55972), (37981, 53760), (39980, 51072), (41979, 48640), (42560, 47976)]