72209280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:309

約数の個数: 256

約数和(自身を含む): 271434240

約数和(自身を除く): 199224960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 128, 130, 132, 143, 156, 160, 165, 176, 192, 195, 208, 220, 240, 260, 263, 264, 286, 312, 320, 330, 352, 384, 390, 416, 429, 440, 480, 520, 526, 528, 572, 624, 640, 660, 704, 715, 780, 789, 832, 858, 880, 960, 1040, 1052, 1056, 1144, 1248, 1315, 1320, 1408, 1430, 1560, 1578, 1664, 1716, 1760, 1920, 2080, 2104, 2112, 2145, 2288, 2496, 2630, 2640, 2860, 2893, 3120, 3156, 3419, 3432, 3520, 3945, 4160, 4208, 4224, 4290, 4576, 4992, 5260, 5280, 5720, 5786, 6240, 6312, 6838, 6864, 7040, 7890, 8320, 8416, 8580, 8679, 9152, 10257, 10520, 10560, 11440, 11572, 12480, 12624, 13676, 13728, 14465, 15780, 16832, 17095, 17160, 17358, 18304, 20514, 21040, 21120, 22880, 23144, 24960, 25248, 27352, 27456, 28930, 31560, 33664, 34190, 34320, 34716, 37609, 41028, 42080, 43395, 45760, 46288, 50496, 51285, 54704, 54912, 57860, 63120, 68380, 68640, 69432, 75218, 82056, 84160, 86790, 91520, 92576, 100992, 102570, 109408, 112827, 115720, 126240, 136760, 137280, 138864, 150436, 164112, 168320, 173580, 185152, 188045, 205140, 218816, 225654, 231440, 252480, 273520, 274560, 277728, 300872, 328224, 347160, 370304, 376090, 410280, 437632, 451308, 462880, 504960, 547040, 555456, 564135, 601744, 656448, 694320, 752180, 820560, 902616, 925760, 1094080, 1110912, 1128270, 1203488, 1312896, 1388640, 1504360, 1641120, 1805232, 1851520, 2188160, 2256540, 2406976, 2777280, 3008720, 3282240, 3610464, 4513080, 4813952, 5554560, 6017440, 6564480, 7220928, 9026160, 12034880, 14441856, 18052320, 24069760, 36104640, 72209280]

約数ペア:

[(1, 72209280), (2, 36104640), (3, 24069760), (4, 18052320), (5, 14441856), (6, 12034880), (8, 9026160), (10, 7220928), (11, 6564480), (12, 6017440), (13, 5554560), (15, 4813952), (16, 4513080), (20, 3610464), (22, 3282240), (24, 3008720), (26, 2777280), (30, 2406976), (32, 2256540), (33, 2188160), (39, 1851520), (40, 1805232), (44, 1641120), (48, 1504360), (52, 1388640), (55, 1312896), (60, 1203488), (64, 1128270), (65, 1110912), (66, 1094080), (78, 925760), (80, 902616), (88, 820560), (96, 752180), (104, 694320), (110, 656448), (120, 601744), (128, 564135), (130, 555456), (132, 547040), (143, 504960), (156, 462880), (160, 451308), (165, 437632), (176, 410280), (192, 376090), (195, 370304), (208, 347160), (220, 328224), (240, 300872), (260, 277728), (263, 274560), (264, 273520), (286, 252480), (312, 231440), (320, 225654), (330, 218816), (352, 205140), (384, 188045), (390, 185152), (416, 173580), (429, 168320), (440, 164112), (480, 150436), (520, 138864), (526, 137280), (528, 136760), (572, 126240), (624, 115720), (640, 112827), (660, 109408), (704, 102570), (715, 100992), (780, 92576), (789, 91520), (832, 86790), (858, 84160), (880, 82056), (960, 75218), (1040, 69432), (1052, 68640), (1056, 68380), (1144, 63120), (1248, 57860), (1315, 54912), (1320, 54704), (1408, 51285), (1430, 50496), (1560, 46288), (1578, 45760), (1664, 43395), (1716, 42080), (1760, 41028), (1920, 37609), (2080, 34716), (2104, 34320), (2112, 34190), (2145, 33664), (2288, 31560), (2496, 28930), (2630, 27456), (2640, 27352), (2860, 25248), (2893, 24960), (3120, 23144), (3156, 22880), (3419, 21120), (3432, 21040), (3520, 20514), (3945, 18304), (4160, 17358), (4208, 17160), (4224, 17095), (4290, 16832), (4576, 15780), (4992, 14465), (5260, 13728), (5280, 13676), (5720, 12624), (5786, 12480), (6240, 11572), (6312, 11440), (6838, 10560), (6864, 10520), (7040, 10257), (7890, 9152), (8320, 8679), (8416, 8580)]