78704640

素因数分解:

$2^{12}\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1$

素因数の和:103

約数の個数: 312

約数和(自身を含む): 316893408

約数和(自身を除く): 238188768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 122, 126, 128, 140, 144, 160, 168, 180, 183, 192, 210, 224, 240, 244, 252, 256, 280, 288, 305, 315, 320, 336, 360, 366, 384, 420, 427, 448, 480, 488, 504, 512, 549, 560, 576, 610, 630, 640, 672, 720, 732, 768, 840, 854, 896, 915, 960, 976, 1008, 1024, 1098, 1120, 1152, 1220, 1260, 1280, 1281, 1344, 1440, 1464, 1536, 1680, 1708, 1792, 1830, 1920, 1952, 2016, 2048, 2135, 2196, 2240, 2304, 2440, 2520, 2560, 2562, 2688, 2745, 2880, 2928, 3072, 3360, 3416, 3584, 3660, 3840, 3843, 3904, 4032, 4096, 4270, 4392, 4480, 4608, 4880, 5040, 5120, 5124, 5376, 5490, 5760, 5856, 6144, 6405, 6720, 6832, 7168, 7320, 7680, 7686, 7808, 8064, 8540, 8784, 8960, 9216, 9760, 10080, 10240, 10248, 10752, 10980, 11520, 11712, 12288, 12810, 13440, 13664, 14336, 14640, 15360, 15372, 15616, 16128, 17080, 17568, 17920, 18432, 19215, 19520, 20160, 20480, 20496, 21504, 21960, 23040, 23424, 25620, 26880, 27328, 28672, 29280, 30720, 30744, 31232, 32256, 34160, 35136, 35840, 36864, 38430, 39040, 40320, 40992, 43008, 43920, 46080, 46848, 51240, 53760, 54656, 58560, 61440, 61488, 62464, 64512, 68320, 70272, 71680, 76860, 78080, 80640, 81984, 86016, 87840, 92160, 93696, 102480, 107520, 109312, 117120, 122976, 124928, 129024, 136640, 140544, 143360, 153720, 156160, 161280, 163968, 175680, 184320, 187392, 204960, 215040, 218624, 234240, 245952, 249856, 258048, 273280, 281088, 307440, 312320, 322560, 327936, 351360, 374784, 409920, 430080, 437248, 468480, 491904, 546560, 562176, 614880, 624640, 645120, 655872, 702720, 749568, 819840, 874496, 936960, 983808, 1093120, 1124352, 1229760, 1249280, 1290240, 1311744, 1405440, 1639680, 1748992, 1873920, 1967616, 2186240, 2248704, 2459520, 2623488, 2810880, 3279360, 3747840, 3935232, 4372480, 4919040, 5246976, 5621760, 6558720, 7870464, 8744960, 9838080, 11243520, 13117440, 15740928, 19676160, 26234880, 39352320, 78704640]

約数ペア:

[(1, 78704640), (2, 39352320), (3, 26234880), (4, 19676160), (5, 15740928), (6, 13117440), (7, 11243520), (8, 9838080), (9, 8744960), (10, 7870464), (12, 6558720), (14, 5621760), (15, 5246976), (16, 4919040), (18, 4372480), (20, 3935232), (21, 3747840), (24, 3279360), (28, 2810880), (30, 2623488), (32, 2459520), (35, 2248704), (36, 2186240), (40, 1967616), (42, 1873920), (45, 1748992), (48, 1639680), (56, 1405440), (60, 1311744), (61, 1290240), (63, 1249280), (64, 1229760), (70, 1124352), (72, 1093120), (80, 983808), (84, 936960), (90, 874496), (96, 819840), (105, 749568), (112, 702720), (120, 655872), (122, 645120), (126, 624640), (128, 614880), (140, 562176), (144, 546560), (160, 491904), (168, 468480), (180, 437248), (183, 430080), (192, 409920), (210, 374784), (224, 351360), (240, 327936), (244, 322560), (252, 312320), (256, 307440), (280, 281088), (288, 273280), (305, 258048), (315, 249856), (320, 245952), (336, 234240), (360, 218624), (366, 215040), (384, 204960), (420, 187392), (427, 184320), (448, 175680), (480, 163968), (488, 161280), (504, 156160), (512, 153720), (549, 143360), (560, 140544), (576, 136640), (610, 129024), (630, 124928), (640, 122976), (672, 117120), (720, 109312), (732, 107520), (768, 102480), (840, 93696), (854, 92160), (896, 87840), (915, 86016), (960, 81984), (976, 80640), (1008, 78080), (1024, 76860), (1098, 71680), (1120, 70272), (1152, 68320), (1220, 64512), (1260, 62464), (1280, 61488), (1281, 61440), (1344, 58560), (1440, 54656), (1464, 53760), (1536, 51240), (1680, 46848), (1708, 46080), (1792, 43920), (1830, 43008), (1920, 40992), (1952, 40320), (2016, 39040), (2048, 38430), (2135, 36864), (2196, 35840), (2240, 35136), (2304, 34160), (2440, 32256), (2520, 31232), (2560, 30744), (2562, 30720), (2688, 29280), (2745, 28672), (2880, 27328), (2928, 26880), (3072, 25620), (3360, 23424), (3416, 23040), (3584, 21960), (3660, 21504), (3840, 20496), (3843, 20480), (3904, 20160), (4032, 19520), (4096, 19215), (4270, 18432), (4392, 17920), (4480, 17568), (4608, 17080), (4880, 16128), (5040, 15616), (5120, 15372), (5124, 15360), (5376, 14640), (5490, 14336), (5760, 13664), (5856, 13440), (6144, 12810), (6405, 12288), (6720, 11712), (6832, 11520), (7168, 10980), (7320, 10752), (7680, 10248), (7686, 10240), (7808, 10080), (8064, 9760), (8540, 9216), (8784, 8960)]