123678720

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 312

約数和(自身を含む): 475340112

約数和(自身を除く): 351661392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 61, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 122, 128, 132, 144, 160, 165, 176, 180, 183, 192, 198, 220, 240, 244, 256, 264, 288, 305, 320, 330, 352, 360, 366, 384, 396, 440, 480, 488, 495, 512, 528, 549, 576, 610, 640, 660, 671, 704, 720, 732, 768, 792, 880, 915, 960, 976, 990, 1024, 1056, 1098, 1152, 1220, 1280, 1320, 1342, 1408, 1440, 1464, 1536, 1584, 1760, 1830, 1920, 1952, 1980, 2013, 2048, 2112, 2196, 2304, 2440, 2560, 2640, 2684, 2745, 2816, 2880, 2928, 3072, 3168, 3355, 3520, 3660, 3840, 3904, 3960, 4026, 4096, 4224, 4392, 4608, 4880, 5120, 5280, 5368, 5490, 5632, 5760, 5856, 6039, 6144, 6336, 6710, 7040, 7320, 7680, 7808, 7920, 8052, 8448, 8784, 9216, 9760, 10065, 10240, 10560, 10736, 10980, 11264, 11520, 11712, 12078, 12288, 12672, 13420, 14080, 14640, 15360, 15616, 15840, 16104, 16896, 17568, 18432, 19520, 20130, 20480, 21120, 21472, 21960, 22528, 23040, 23424, 24156, 25344, 26840, 28160, 29280, 30195, 30720, 31232, 31680, 32208, 33792, 35136, 36864, 39040, 40260, 42240, 42944, 43920, 45056, 46080, 46848, 48312, 50688, 53680, 56320, 58560, 60390, 61440, 62464, 63360, 64416, 67584, 70272, 78080, 80520, 84480, 85888, 87840, 92160, 93696, 96624, 101376, 107360, 112640, 117120, 120780, 124928, 126720, 128832, 135168, 140544, 156160, 161040, 168960, 171776, 175680, 184320, 187392, 193248, 202752, 214720, 225280, 234240, 241560, 249856, 253440, 257664, 281088, 312320, 322080, 337920, 343552, 351360, 374784, 386496, 405504, 429440, 468480, 483120, 506880, 515328, 562176, 624640, 644160, 675840, 687104, 702720, 749568, 772992, 858880, 936960, 966240, 1013760, 1030656, 1124352, 1249280, 1288320, 1374208, 1405440, 1545984, 1717760, 1873920, 1932480, 2027520, 2061312, 2248704, 2576640, 2748416, 2810880, 3091968, 3435520, 3747840, 3864960, 4122624, 5153280, 5621760, 6183936, 6871040, 7729920, 8245248, 10306560, 11243520, 12367872, 13742080, 15459840, 20613120, 24735744, 30919680, 41226240, 61839360, 123678720]

約数ペア:

[(1, 123678720), (2, 61839360), (3, 41226240), (4, 30919680), (5, 24735744), (6, 20613120), (8, 15459840), (9, 13742080), (10, 12367872), (11, 11243520), (12, 10306560), (15, 8245248), (16, 7729920), (18, 6871040), (20, 6183936), (22, 5621760), (24, 5153280), (30, 4122624), (32, 3864960), (33, 3747840), (36, 3435520), (40, 3091968), (44, 2810880), (45, 2748416), (48, 2576640), (55, 2248704), (60, 2061312), (61, 2027520), (64, 1932480), (66, 1873920), (72, 1717760), (80, 1545984), (88, 1405440), (90, 1374208), (96, 1288320), (99, 1249280), (110, 1124352), (120, 1030656), (122, 1013760), (128, 966240), (132, 936960), (144, 858880), (160, 772992), (165, 749568), (176, 702720), (180, 687104), (183, 675840), (192, 644160), (198, 624640), (220, 562176), (240, 515328), (244, 506880), (256, 483120), (264, 468480), (288, 429440), (305, 405504), (320, 386496), (330, 374784), (352, 351360), (360, 343552), (366, 337920), (384, 322080), (396, 312320), (440, 281088), (480, 257664), (488, 253440), (495, 249856), (512, 241560), (528, 234240), (549, 225280), (576, 214720), (610, 202752), (640, 193248), (660, 187392), (671, 184320), (704, 175680), (720, 171776), (732, 168960), (768, 161040), (792, 156160), (880, 140544), (915, 135168), (960, 128832), (976, 126720), (990, 124928), (1024, 120780), (1056, 117120), (1098, 112640), (1152, 107360), (1220, 101376), (1280, 96624), (1320, 93696), (1342, 92160), (1408, 87840), (1440, 85888), (1464, 84480), (1536, 80520), (1584, 78080), (1760, 70272), (1830, 67584), (1920, 64416), (1952, 63360), (1980, 62464), (2013, 61440), (2048, 60390), (2112, 58560), (2196, 56320), (2304, 53680), (2440, 50688), (2560, 48312), (2640, 46848), (2684, 46080), (2745, 45056), (2816, 43920), (2880, 42944), (2928, 42240), (3072, 40260), (3168, 39040), (3355, 36864), (3520, 35136), (3660, 33792), (3840, 32208), (3904, 31680), (3960, 31232), (4026, 30720), (4096, 30195), (4224, 29280), (4392, 28160), (4608, 26840), (4880, 25344), (5120, 24156), (5280, 23424), (5368, 23040), (5490, 22528), (5632, 21960), (5760, 21472), (5856, 21120), (6039, 20480), (6144, 20130), (6336, 19520), (6710, 18432), (7040, 17568), (7320, 16896), (7680, 16104), (7808, 15840), (7920, 15616), (8052, 15360), (8448, 14640), (8784, 14080), (9216, 13420), (9760, 12672), (10065, 12288), (10240, 12078), (10560, 11712), (10736, 11520), (10980, 11264)]