15966720

素因数分解:

$2^9\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1$

素因数の和:53

約数の個数: 400

約数和(自身を含む): 71299008

約数和(自身を除く): 55332288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 64, 66, 70, 72, 77, 80, 81, 84, 88, 90, 96, 99, 105, 108, 110, 112, 120, 126, 128, 132, 135, 140, 144, 154, 160, 162, 165, 168, 176, 180, 189, 192, 198, 210, 216, 220, 224, 231, 240, 252, 256, 264, 270, 280, 288, 297, 308, 315, 320, 324, 330, 336, 352, 360, 378, 384, 385, 396, 405, 420, 432, 440, 448, 462, 480, 495, 504, 512, 528, 540, 560, 567, 576, 594, 616, 630, 640, 648, 660, 672, 693, 704, 720, 756, 768, 770, 792, 810, 840, 864, 880, 891, 896, 924, 945, 960, 990, 1008, 1056, 1080, 1120, 1134, 1152, 1155, 1188, 1232, 1260, 1280, 1296, 1320, 1344, 1386, 1408, 1440, 1485, 1512, 1536, 1540, 1584, 1620, 1680, 1728, 1760, 1782, 1792, 1848, 1890, 1920, 1980, 2016, 2079, 2112, 2160, 2240, 2268, 2304, 2310, 2376, 2464, 2520, 2560, 2592, 2640, 2688, 2772, 2816, 2835, 2880, 2970, 3024, 3080, 3168, 3240, 3360, 3456, 3465, 3520, 3564, 3584, 3696, 3780, 3840, 3960, 4032, 4158, 4224, 4320, 4455, 4480, 4536, 4608, 4620, 4752, 4928, 5040, 5184, 5280, 5376, 5544, 5632, 5670, 5760, 5940, 6048, 6160, 6237, 6336, 6480, 6720, 6912, 6930, 7040, 7128, 7392, 7560, 7680, 7920, 8064, 8316, 8448, 8640, 8910, 8960, 9072, 9240, 9504, 9856, 10080, 10368, 10395, 10560, 10752, 11088, 11340, 11520, 11880, 12096, 12320, 12474, 12672, 12960, 13440, 13824, 13860, 14080, 14256, 14784, 15120, 15840, 16128, 16632, 16896, 17280, 17820, 17920, 18144, 18480, 19008, 19712, 20160, 20736, 20790, 21120, 22176, 22680, 23040, 23760, 24192, 24640, 24948, 25344, 25920, 26880, 27720, 28160, 28512, 29568, 30240, 31185, 31680, 32256, 33264, 34560, 35640, 36288, 36960, 38016, 39424, 40320, 41472, 41580, 42240, 44352, 45360, 47520, 48384, 49280, 49896, 50688, 51840, 53760, 55440, 57024, 59136, 60480, 62370, 63360, 66528, 69120, 71280, 72576, 73920, 76032, 80640, 83160, 84480, 88704, 90720, 95040, 96768, 98560, 99792, 103680, 110880, 114048, 118272, 120960, 124740, 126720, 133056, 142560, 145152, 147840, 152064, 161280, 166320, 177408, 181440, 190080, 197120, 199584, 207360, 221760, 228096, 241920, 249480, 253440, 266112, 285120, 290304, 295680, 332640, 354816, 362880, 380160, 399168, 443520, 456192, 483840, 498960, 532224, 570240, 591360, 665280, 725760, 760320, 798336, 887040, 997920, 1064448, 1140480, 1330560, 1451520, 1596672, 1774080, 1995840, 2280960, 2661120, 3193344, 3991680, 5322240, 7983360, 15966720]

約数ペア:

[(1, 15966720), (2, 7983360), (3, 5322240), (4, 3991680), (5, 3193344), (6, 2661120), (7, 2280960), (8, 1995840), (9, 1774080), (10, 1596672), (11, 1451520), (12, 1330560), (14, 1140480), (15, 1064448), (16, 997920), (18, 887040), (20, 798336), (21, 760320), (22, 725760), (24, 665280), (27, 591360), (28, 570240), (30, 532224), (32, 498960), (33, 483840), (35, 456192), (36, 443520), (40, 399168), (42, 380160), (44, 362880), (45, 354816), (48, 332640), (54, 295680), (55, 290304), (56, 285120), (60, 266112), (63, 253440), (64, 249480), (66, 241920), (70, 228096), (72, 221760), (77, 207360), (80, 199584), (81, 197120), (84, 190080), (88, 181440), (90, 177408), (96, 166320), (99, 161280), (105, 152064), (108, 147840), (110, 145152), (112, 142560), (120, 133056), (126, 126720), (128, 124740), (132, 120960), (135, 118272), (140, 114048), (144, 110880), (154, 103680), (160, 99792), (162, 98560), (165, 96768), (168, 95040), (176, 90720), (180, 88704), (189, 84480), (192, 83160), (198, 80640), (210, 76032), (216, 73920), (220, 72576), (224, 71280), (231, 69120), (240, 66528), (252, 63360), (256, 62370), (264, 60480), (270, 59136), (280, 57024), (288, 55440), (297, 53760), (308, 51840), (315, 50688), (320, 49896), (324, 49280), (330, 48384), (336, 47520), (352, 45360), (360, 44352), (378, 42240), (384, 41580), (385, 41472), (396, 40320), (405, 39424), (420, 38016), (432, 36960), (440, 36288), (448, 35640), (462, 34560), (480, 33264), (495, 32256), (504, 31680), (512, 31185), (528, 30240), (540, 29568), (560, 28512), (567, 28160), (576, 27720), (594, 26880), (616, 25920), (630, 25344), (640, 24948), (648, 24640), (660, 24192), (672, 23760), (693, 23040), (704, 22680), (720, 22176), (756, 21120), (768, 20790), (770, 20736), (792, 20160), (810, 19712), (840, 19008), (864, 18480), (880, 18144), (891, 17920), (896, 17820), (924, 17280), (945, 16896), (960, 16632), (990, 16128), (1008, 15840), (1056, 15120), (1080, 14784), (1120, 14256), (1134, 14080), (1152, 13860), (1155, 13824), (1188, 13440), (1232, 12960), (1260, 12672), (1280, 12474), (1296, 12320), (1320, 12096), (1344, 11880), (1386, 11520), (1408, 11340), (1440, 11088), (1485, 10752), (1512, 10560), (1536, 10395), (1540, 10368), (1584, 10080), (1620, 9856), (1680, 9504), (1728, 9240), (1760, 9072), (1782, 8960), (1792, 8910), (1848, 8640), (1890, 8448), (1920, 8316), (1980, 8064), (2016, 7920), (2079, 7680), (2112, 7560), (2160, 7392), (2240, 7128), (2268, 7040), (2304, 6930), (2310, 6912), (2376, 6720), (2464, 6480), (2520, 6336), (2560, 6237), (2592, 6160), (2640, 6048), (2688, 5940), (2772, 5760), (2816, 5670), (2835, 5632), (2880, 5544), (2970, 5376), (3024, 5280), (3080, 5184), (3168, 5040), (3240, 4928), (3360, 4752), (3456, 4620), (3465, 4608), (3520, 4536), (3564, 4480), (3584, 4455), (3696, 4320), (3780, 4224), (3840, 4158), (3960, 4032)]