215205120

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:522

約数の個数: 288

約数和(自身を含む): 824140800

約数和(自身を除く): 608935680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 479, 480, 520, 540, 576, 585, 624, 640, 702, 720, 768, 780, 832, 864, 936, 958, 960, 1040, 1080, 1152, 1170, 1248, 1280, 1404, 1437, 1440, 1560, 1664, 1728, 1755, 1872, 1916, 1920, 2080, 2160, 2304, 2340, 2395, 2496, 2808, 2874, 2880, 3120, 3328, 3456, 3510, 3744, 3832, 3840, 4160, 4311, 4320, 4680, 4790, 4992, 5616, 5748, 5760, 6227, 6240, 6912, 7020, 7185, 7488, 7664, 8320, 8622, 8640, 9360, 9580, 9984, 11232, 11496, 11520, 12454, 12480, 12933, 14040, 14370, 14976, 15328, 16640, 17244, 17280, 18681, 18720, 19160, 21555, 22464, 22992, 24908, 24960, 25866, 28080, 28740, 29952, 30656, 31135, 34488, 34560, 37362, 37440, 38320, 43110, 44928, 45984, 49816, 49920, 51732, 56043, 56160, 57480, 61312, 62270, 64665, 68976, 74724, 74880, 76640, 86220, 89856, 91968, 93405, 99632, 103464, 112086, 112320, 114960, 122624, 124540, 129330, 137952, 149448, 149760, 153280, 168129, 172440, 183936, 186810, 199264, 206928, 224172, 224640, 229920, 249080, 258660, 275904, 280215, 298896, 306560, 336258, 344880, 367872, 373620, 398528, 413856, 448344, 449280, 459840, 498160, 517320, 551808, 560430, 597792, 613120, 672516, 689760, 747240, 797056, 827712, 840645, 896688, 919680, 996320, 1034640, 1103616, 1120860, 1195584, 1345032, 1379520, 1494480, 1594112, 1655424, 1681290, 1793376, 1839360, 1992640, 2069280, 2241720, 2391168, 2690064, 2759040, 2988960, 3310848, 3362580, 3586752, 3985280, 4138560, 4483440, 4782336, 5380128, 5518080, 5977920, 6725160, 7173504, 7970560, 8277120, 8966880, 10760256, 11955840, 13450320, 14347008, 16554240, 17933760, 21520512, 23911680, 26900640, 35867520, 43041024, 53801280, 71735040, 107602560, 215205120]

約数ペア:

[(1, 215205120), (2, 107602560), (3, 71735040), (4, 53801280), (5, 43041024), (6, 35867520), (8, 26900640), (9, 23911680), (10, 21520512), (12, 17933760), (13, 16554240), (15, 14347008), (16, 13450320), (18, 11955840), (20, 10760256), (24, 8966880), (26, 8277120), (27, 7970560), (30, 7173504), (32, 6725160), (36, 5977920), (39, 5518080), (40, 5380128), (45, 4782336), (48, 4483440), (52, 4138560), (54, 3985280), (60, 3586752), (64, 3362580), (65, 3310848), (72, 2988960), (78, 2759040), (80, 2690064), (90, 2391168), (96, 2241720), (104, 2069280), (108, 1992640), (117, 1839360), (120, 1793376), (128, 1681290), (130, 1655424), (135, 1594112), (144, 1494480), (156, 1379520), (160, 1345032), (180, 1195584), (192, 1120860), (195, 1103616), (208, 1034640), (216, 996320), (234, 919680), (240, 896688), (256, 840645), (260, 827712), (270, 797056), (288, 747240), (312, 689760), (320, 672516), (351, 613120), (360, 597792), (384, 560430), (390, 551808), (416, 517320), (432, 498160), (468, 459840), (479, 449280), (480, 448344), (520, 413856), (540, 398528), (576, 373620), (585, 367872), (624, 344880), (640, 336258), (702, 306560), (720, 298896), (768, 280215), (780, 275904), (832, 258660), (864, 249080), (936, 229920), (958, 224640), (960, 224172), (1040, 206928), (1080, 199264), (1152, 186810), (1170, 183936), (1248, 172440), (1280, 168129), (1404, 153280), (1437, 149760), (1440, 149448), (1560, 137952), (1664, 129330), (1728, 124540), (1755, 122624), (1872, 114960), (1916, 112320), (1920, 112086), (2080, 103464), (2160, 99632), (2304, 93405), (2340, 91968), (2395, 89856), (2496, 86220), (2808, 76640), (2874, 74880), (2880, 74724), (3120, 68976), (3328, 64665), (3456, 62270), (3510, 61312), (3744, 57480), (3832, 56160), (3840, 56043), (4160, 51732), (4311, 49920), (4320, 49816), (4680, 45984), (4790, 44928), (4992, 43110), (5616, 38320), (5748, 37440), (5760, 37362), (6227, 34560), (6240, 34488), (6912, 31135), (7020, 30656), (7185, 29952), (7488, 28740), (7664, 28080), (8320, 25866), (8622, 24960), (8640, 24908), (9360, 22992), (9580, 22464), (9984, 21555), (11232, 19160), (11496, 18720), (11520, 18681), (12454, 17280), (12480, 17244), (12933, 16640), (14040, 15328), (14370, 14976)]