1999196640

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{22037}}^1$

素因数の和:22071

約数の個数: 240

約数和(自身を含む): 8063792352

約数和(自身を除く): 6064595712

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5670, 6048, 6480, 7560, 9072, 10080, 11340, 12960, 15120, 18144, 22037, 22680, 30240, 44074, 45360, 66111, 88148, 90720, 110185, 132222, 154259, 176296, 198333, 220370, 264444, 308518, 330555, 352592, 396666, 440740, 462777, 528888, 594999, 617036, 661110, 705184, 771295, 793332, 881480, 925554, 991665, 1057776, 1189998, 1234072, 1322220, 1388331, 1542590, 1586664, 1762960, 1784997, 1851108, 1983330, 2115552, 2313885, 2379996, 2468144, 2644440, 2776662, 2974995, 3085180, 3173328, 3525920, 3569994, 3702216, 3966660, 4164993, 4627770, 4759992, 4936288, 5288880, 5553324, 5949990, 6170360, 6346656, 6941655, 7139988, 7404432, 7933320, 8329986, 8924985, 9255540, 9519984, 10577760, 11106648, 11899980, 12340720, 12494979, 13883310, 14279976, 14808864, 15866640, 16659972, 17849970, 18511080, 19039968, 20824965, 22213296, 23799960, 24681440, 24989958, 27766620, 28559952, 31733280, 33319944, 35699940, 37022160, 41649930, 44426592, 47599920, 49979916, 55533240, 57119904, 62474895, 66639888, 71399880, 74044320, 83299860, 95199840, 99959832, 111066480, 124949790, 133279776, 142799760, 166599720, 199919664, 222132960, 249899580, 285599520, 333199440, 399839328, 499799160, 666398880, 999598320, 1999196640]

約数ペア:

[(1, 1999196640), (2, 999598320), (3, 666398880), (4, 499799160), (5, 399839328), (6, 333199440), (7, 285599520), (8, 249899580), (9, 222132960), (10, 199919664), (12, 166599720), (14, 142799760), (15, 133279776), (16, 124949790), (18, 111066480), (20, 99959832), (21, 95199840), (24, 83299860), (27, 74044320), (28, 71399880), (30, 66639888), (32, 62474895), (35, 57119904), (36, 55533240), (40, 49979916), (42, 47599920), (45, 44426592), (48, 41649930), (54, 37022160), (56, 35699940), (60, 33319944), (63, 31733280), (70, 28559952), (72, 27766620), (80, 24989958), (81, 24681440), (84, 23799960), (90, 22213296), (96, 20824965), (105, 19039968), (108, 18511080), (112, 17849970), (120, 16659972), (126, 15866640), (135, 14808864), (140, 14279976), (144, 13883310), (160, 12494979), (162, 12340720), (168, 11899980), (180, 11106648), (189, 10577760), (210, 9519984), (216, 9255540), (224, 8924985), (240, 8329986), (252, 7933320), (270, 7404432), (280, 7139988), (288, 6941655), (315, 6346656), (324, 6170360), (336, 5949990), (360, 5553324), (378, 5288880), (405, 4936288), (420, 4759992), (432, 4627770), (480, 4164993), (504, 3966660), (540, 3702216), (560, 3569994), (567, 3525920), (630, 3173328), (648, 3085180), (672, 2974995), (720, 2776662), (756, 2644440), (810, 2468144), (840, 2379996), (864, 2313885), (945, 2115552), (1008, 1983330), (1080, 1851108), (1120, 1784997), (1134, 1762960), (1260, 1586664), (1296, 1542590), (1440, 1388331), (1512, 1322220), (1620, 1234072), (1680, 1189998), (1890, 1057776), (2016, 991665), (2160, 925554), (2268, 881480), (2520, 793332), (2592, 771295), (2835, 705184), (3024, 661110), (3240, 617036), (3360, 594999), (3780, 528888), (4320, 462777), (4536, 440740), (5040, 396666), (5670, 352592), (6048, 330555), (6480, 308518), (7560, 264444), (9072, 220370), (10080, 198333), (11340, 176296), (12960, 154259), (15120, 132222), (18144, 110185), (22037, 90720), (22680, 88148), (30240, 66111), (44074, 45360)]