218142720

素因数分解:

$2^{11}\times 3^4\times 5^1\times {\mathrm{263}}^1$

素因数の和:302

約数の個数: 240

約数和(自身を含む): 784864080

約数和(自身を除く): 566721360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 263, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 526, 540, 576, 640, 648, 720, 768, 789, 810, 864, 960, 1024, 1052, 1080, 1152, 1280, 1296, 1315, 1440, 1536, 1578, 1620, 1728, 1920, 2048, 2104, 2160, 2304, 2367, 2560, 2592, 2630, 2880, 3072, 3156, 3240, 3456, 3840, 3945, 4208, 4320, 4608, 4734, 5120, 5184, 5260, 5760, 6144, 6312, 6480, 6912, 7101, 7680, 7890, 8416, 8640, 9216, 9468, 10240, 10368, 10520, 11520, 11835, 12624, 12960, 13824, 14202, 15360, 15780, 16832, 17280, 18432, 18936, 20736, 21040, 21303, 23040, 23670, 25248, 25920, 27648, 28404, 30720, 31560, 33664, 34560, 35505, 37872, 41472, 42080, 42606, 46080, 47340, 50496, 51840, 55296, 56808, 63120, 67328, 69120, 71010, 75744, 82944, 84160, 85212, 92160, 94680, 100992, 103680, 106515, 113616, 126240, 134656, 138240, 142020, 151488, 165888, 168320, 170424, 189360, 201984, 207360, 213030, 227232, 252480, 269312, 276480, 284040, 302976, 336640, 340848, 378720, 403968, 414720, 426060, 454464, 504960, 538624, 568080, 605952, 673280, 681696, 757440, 807936, 829440, 852120, 908928, 1009920, 1136160, 1211904, 1346560, 1363392, 1514880, 1615872, 1704240, 1817856, 2019840, 2272320, 2423808, 2693120, 2726784, 3029760, 3408480, 3635712, 4039680, 4544640, 4847616, 5453568, 6059520, 6816960, 7271424, 8079360, 9089280, 10907136, 12119040, 13633920, 14542848, 18178560, 21814272, 24238080, 27267840, 36357120, 43628544, 54535680, 72714240, 109071360, 218142720]

約数ペア:

[(1, 218142720), (2, 109071360), (3, 72714240), (4, 54535680), (5, 43628544), (6, 36357120), (8, 27267840), (9, 24238080), (10, 21814272), (12, 18178560), (15, 14542848), (16, 13633920), (18, 12119040), (20, 10907136), (24, 9089280), (27, 8079360), (30, 7271424), (32, 6816960), (36, 6059520), (40, 5453568), (45, 4847616), (48, 4544640), (54, 4039680), (60, 3635712), (64, 3408480), (72, 3029760), (80, 2726784), (81, 2693120), (90, 2423808), (96, 2272320), (108, 2019840), (120, 1817856), (128, 1704240), (135, 1615872), (144, 1514880), (160, 1363392), (162, 1346560), (180, 1211904), (192, 1136160), (216, 1009920), (240, 908928), (256, 852120), (263, 829440), (270, 807936), (288, 757440), (320, 681696), (324, 673280), (360, 605952), (384, 568080), (405, 538624), (432, 504960), (480, 454464), (512, 426060), (526, 414720), (540, 403968), (576, 378720), (640, 340848), (648, 336640), (720, 302976), (768, 284040), (789, 276480), (810, 269312), (864, 252480), (960, 227232), (1024, 213030), (1052, 207360), (1080, 201984), (1152, 189360), (1280, 170424), (1296, 168320), (1315, 165888), (1440, 151488), (1536, 142020), (1578, 138240), (1620, 134656), (1728, 126240), (1920, 113616), (2048, 106515), (2104, 103680), (2160, 100992), (2304, 94680), (2367, 92160), (2560, 85212), (2592, 84160), (2630, 82944), (2880, 75744), (3072, 71010), (3156, 69120), (3240, 67328), (3456, 63120), (3840, 56808), (3945, 55296), (4208, 51840), (4320, 50496), (4608, 47340), (4734, 46080), (5120, 42606), (5184, 42080), (5260, 41472), (5760, 37872), (6144, 35505), (6312, 34560), (6480, 33664), (6912, 31560), (7101, 30720), (7680, 28404), (7890, 27648), (8416, 25920), (8640, 25248), (9216, 23670), (9468, 23040), (10240, 21303), (10368, 21040), (10520, 20736), (11520, 18936), (11835, 18432), (12624, 17280), (12960, 16832), (13824, 15780), (14202, 15360)]