218806560

素因数分解:

$2^5\times 3^2\times 5^1\times 7^3\times {\mathrm{443}}^1$

素因数の和:485

約数の個数: 288

約数和(自身を含む): 872726400

約数和(自身を除く): 653919840

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, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 343, 360, 392, 420, 441, 443, 480, 490, 504, 560, 588, 630, 672, 686, 720, 735, 784, 840, 882, 886, 980, 1008, 1029, 1120, 1176, 1260, 1329, 1372, 1440, 1470, 1568, 1680, 1715, 1764, 1772, 1960, 2016, 2058, 2205, 2215, 2352, 2520, 2658, 2744, 2940, 3087, 3101, 3360, 3430, 3528, 3544, 3920, 3987, 4116, 4410, 4430, 4704, 5040, 5145, 5316, 5488, 5880, 6174, 6202, 6645, 6860, 7056, 7088, 7840, 7974, 8232, 8820, 8860, 9303, 10080, 10290, 10632, 10976, 11760, 12348, 12404, 13290, 13720, 14112, 14176, 15435, 15505, 15948, 16464, 17640, 17720, 18606, 19935, 20580, 21264, 21707, 23520, 24696, 24808, 26580, 27440, 27909, 30870, 31010, 31896, 32928, 35280, 35440, 37212, 39870, 41160, 42528, 43414, 46515, 49392, 49616, 53160, 54880, 55818, 61740, 62020, 63792, 65121, 70560, 70880, 74424, 79740, 82320, 86828, 93030, 98784, 99232, 106320, 108535, 111636, 123480, 124040, 127584, 130242, 139545, 148848, 151949, 159480, 164640, 173656, 186060, 195363, 212640, 217070, 223272, 246960, 248080, 260484, 279090, 297696, 303898, 318960, 325605, 347312, 372120, 390726, 434140, 446544, 455847, 493920, 496160, 520968, 558180, 607796, 637920, 651210, 694624, 744240, 759745, 781452, 868280, 893088, 911694, 976815, 1041936, 1116360, 1215592, 1302420, 1367541, 1488480, 1519490, 1562904, 1736560, 1823388, 1953630, 2083872, 2232720, 2279235, 2431184, 2604840, 2735082, 3038980, 3125808, 3473120, 3646776, 3907260, 4465440, 4558470, 4862368, 5209680, 5470164, 6077960, 6251616, 6837705, 7293552, 7814520, 9116940, 10419360, 10940328, 12155920, 13675410, 14587104, 15629040, 18233880, 21880656, 24311840, 27350820, 31258080, 36467760, 43761312, 54701640, 72935520, 109403280, 218806560]

約数ペア:

[(1, 218806560), (2, 109403280), (3, 72935520), (4, 54701640), (5, 43761312), (6, 36467760), (7, 31258080), (8, 27350820), (9, 24311840), (10, 21880656), (12, 18233880), (14, 15629040), (15, 14587104), (16, 13675410), (18, 12155920), (20, 10940328), (21, 10419360), (24, 9116940), (28, 7814520), (30, 7293552), (32, 6837705), (35, 6251616), (36, 6077960), (40, 5470164), (42, 5209680), (45, 4862368), (48, 4558470), (49, 4465440), (56, 3907260), (60, 3646776), (63, 3473120), (70, 3125808), (72, 3038980), (80, 2735082), (84, 2604840), (90, 2431184), (96, 2279235), (98, 2232720), (105, 2083872), (112, 1953630), (120, 1823388), (126, 1736560), (140, 1562904), (144, 1519490), (147, 1488480), (160, 1367541), (168, 1302420), (180, 1215592), (196, 1116360), (210, 1041936), (224, 976815), (240, 911694), (245, 893088), (252, 868280), (280, 781452), (288, 759745), (294, 744240), (315, 694624), (336, 651210), (343, 637920), (360, 607796), (392, 558180), (420, 520968), (441, 496160), (443, 493920), (480, 455847), (490, 446544), (504, 434140), (560, 390726), (588, 372120), (630, 347312), (672, 325605), (686, 318960), (720, 303898), (735, 297696), (784, 279090), (840, 260484), (882, 248080), (886, 246960), (980, 223272), (1008, 217070), (1029, 212640), (1120, 195363), (1176, 186060), (1260, 173656), (1329, 164640), (1372, 159480), (1440, 151949), (1470, 148848), (1568, 139545), (1680, 130242), (1715, 127584), (1764, 124040), (1772, 123480), (1960, 111636), (2016, 108535), (2058, 106320), (2205, 99232), (2215, 98784), (2352, 93030), (2520, 86828), (2658, 82320), (2744, 79740), (2940, 74424), (3087, 70880), (3101, 70560), (3360, 65121), (3430, 63792), (3528, 62020), (3544, 61740), (3920, 55818), (3987, 54880), (4116, 53160), (4410, 49616), (4430, 49392), (4704, 46515), (5040, 43414), (5145, 42528), (5316, 41160), (5488, 39870), (5880, 37212), (6174, 35440), (6202, 35280), (6645, 32928), (6860, 31896), (7056, 31010), (7088, 30870), (7840, 27909), (7974, 27440), (8232, 26580), (8820, 24808), (8860, 24696), (9303, 23520), (10080, 21707), (10290, 21264), (10632, 20580), (10976, 19935), (11760, 18606), (12348, 17720), (12404, 17640), (13290, 16464), (13720, 15948), (14112, 15505), (14176, 15435)]