239742720

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{991}}^1$

素因数の和:1028

約数の個数: 288

約数和(自身を含む): 973271040

約数和(自身を除く): 733528320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 991, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 1982, 2016, 2160, 2240, 2304, 2520, 2688, 2880, 2973, 3024, 3360, 3456, 3780, 3840, 3964, 4032, 4320, 4480, 4955, 5040, 5376, 5760, 5946, 6048, 6720, 6912, 6937, 7560, 7928, 8064, 8640, 8919, 8960, 9910, 10080, 11520, 11892, 12096, 13440, 13874, 14865, 15120, 15856, 16128, 17280, 17838, 19820, 20160, 20811, 23784, 24192, 26757, 26880, 27748, 29730, 30240, 31712, 34560, 34685, 35676, 39640, 40320, 41622, 44595, 47568, 48384, 53514, 55496, 59460, 60480, 62433, 63424, 69370, 71352, 79280, 80640, 83244, 89190, 95136, 104055, 107028, 110992, 118920, 120960, 124866, 126848, 133785, 138740, 142704, 158560, 166488, 178380, 187299, 190272, 208110, 214056, 221984, 237840, 241920, 249732, 253696, 267570, 277480, 285408, 312165, 317120, 332976, 356760, 374598, 380544, 416220, 428112, 443968, 475680, 499464, 535140, 554960, 570816, 624330, 634240, 665952, 713520, 749196, 761088, 832440, 856224, 887936, 936495, 951360, 998928, 1070280, 1109920, 1141632, 1248660, 1268480, 1331904, 1427040, 1498392, 1664880, 1712448, 1775872, 1872990, 1902720, 1997856, 2140560, 2219840, 2283264, 2497320, 2663808, 2854080, 2996784, 3329760, 3424896, 3745980, 3805440, 3995712, 4281120, 4439680, 4994640, 5327616, 5708160, 5993568, 6659520, 6849792, 7491960, 7991424, 8562240, 8879360, 9989280, 11416320, 11987136, 13319040, 14983920, 15982848, 17124480, 19978560, 23974272, 26638080, 29967840, 34248960, 39957120, 47948544, 59935680, 79914240, 119871360, 239742720]

約数ペア:

[(1, 239742720), (2, 119871360), (3, 79914240), (4, 59935680), (5, 47948544), (6, 39957120), (7, 34248960), (8, 29967840), (9, 26638080), (10, 23974272), (12, 19978560), (14, 17124480), (15, 15982848), (16, 14983920), (18, 13319040), (20, 11987136), (21, 11416320), (24, 9989280), (27, 8879360), (28, 8562240), (30, 7991424), (32, 7491960), (35, 6849792), (36, 6659520), (40, 5993568), (42, 5708160), (45, 5327616), (48, 4994640), (54, 4439680), (56, 4281120), (60, 3995712), (63, 3805440), (64, 3745980), (70, 3424896), (72, 3329760), (80, 2996784), (84, 2854080), (90, 2663808), (96, 2497320), (105, 2283264), (108, 2219840), (112, 2140560), (120, 1997856), (126, 1902720), (128, 1872990), (135, 1775872), (140, 1712448), (144, 1664880), (160, 1498392), (168, 1427040), (180, 1331904), (189, 1268480), (192, 1248660), (210, 1141632), (216, 1109920), (224, 1070280), (240, 998928), (252, 951360), (256, 936495), (270, 887936), (280, 856224), (288, 832440), (315, 761088), (320, 749196), (336, 713520), (360, 665952), (378, 634240), (384, 624330), (420, 570816), (432, 554960), (448, 535140), (480, 499464), (504, 475680), (540, 443968), (560, 428112), (576, 416220), (630, 380544), (640, 374598), (672, 356760), (720, 332976), (756, 317120), (768, 312165), (840, 285408), (864, 277480), (896, 267570), (945, 253696), (960, 249732), (991, 241920), (1008, 237840), (1080, 221984), (1120, 214056), (1152, 208110), (1260, 190272), (1280, 187299), (1344, 178380), (1440, 166488), (1512, 158560), (1680, 142704), (1728, 138740), (1792, 133785), (1890, 126848), (1920, 124866), (1982, 120960), (2016, 118920), (2160, 110992), (2240, 107028), (2304, 104055), (2520, 95136), (2688, 89190), (2880, 83244), (2973, 80640), (3024, 79280), (3360, 71352), (3456, 69370), (3780, 63424), (3840, 62433), (3964, 60480), (4032, 59460), (4320, 55496), (4480, 53514), (4955, 48384), (5040, 47568), (5376, 44595), (5760, 41622), (5946, 40320), (6048, 39640), (6720, 35676), (6912, 34685), (6937, 34560), (7560, 31712), (7928, 30240), (8064, 29730), (8640, 27748), (8919, 26880), (8960, 26757), (9910, 24192), (10080, 23784), (11520, 20811), (11892, 20160), (12096, 19820), (13440, 17838), (13874, 17280), (14865, 16128), (15120, 15856)]