180257280

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{479}}^1$

素因数の和:519

約数の個数: 240

約数和(自身を含む): 671742720

約数和(自身を除く): 491485440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 479, 480, 490, 512, 560, 588, 640, 672, 735, 768, 784, 840, 896, 958, 960, 980, 1120, 1176, 1280, 1344, 1437, 1470, 1536, 1568, 1680, 1792, 1916, 1920, 1960, 2240, 2352, 2395, 2560, 2688, 2874, 2940, 3136, 3353, 3360, 3584, 3832, 3840, 3920, 4480, 4704, 4790, 5376, 5748, 5880, 6272, 6706, 6720, 7185, 7664, 7680, 7840, 8960, 9408, 9580, 10059, 10752, 11496, 11760, 12544, 13412, 13440, 14370, 15328, 15680, 16765, 17920, 18816, 19160, 20118, 22992, 23471, 23520, 25088, 26824, 26880, 28740, 30656, 31360, 33530, 37632, 38320, 40236, 45984, 46942, 47040, 50295, 53648, 53760, 57480, 61312, 62720, 67060, 70413, 75264, 76640, 80472, 91968, 93884, 94080, 100590, 107296, 114960, 117355, 122624, 125440, 134120, 140826, 153280, 160944, 183936, 187768, 188160, 201180, 214592, 229920, 234710, 245248, 268240, 281652, 306560, 321888, 352065, 367872, 375536, 376320, 402360, 429184, 459840, 469420, 536480, 563304, 613120, 643776, 704130, 735744, 751072, 804720, 858368, 919680, 938840, 1072960, 1126608, 1226240, 1287552, 1408260, 1502144, 1609440, 1716736, 1839360, 1877680, 2145920, 2253216, 2575104, 2816520, 3004288, 3218880, 3678720, 3755360, 4291840, 4506432, 5150208, 5633040, 6008576, 6437760, 7510720, 8583680, 9012864, 11266080, 12017152, 12875520, 15021440, 18025728, 22532160, 25751040, 30042880, 36051456, 45064320, 60085760, 90128640, 180257280]

約数ペア:

[(1, 180257280), (2, 90128640), (3, 60085760), (4, 45064320), (5, 36051456), (6, 30042880), (7, 25751040), (8, 22532160), (10, 18025728), (12, 15021440), (14, 12875520), (15, 12017152), (16, 11266080), (20, 9012864), (21, 8583680), (24, 7510720), (28, 6437760), (30, 6008576), (32, 5633040), (35, 5150208), (40, 4506432), (42, 4291840), (48, 3755360), (49, 3678720), (56, 3218880), (60, 3004288), (64, 2816520), (70, 2575104), (80, 2253216), (84, 2145920), (96, 1877680), (98, 1839360), (105, 1716736), (112, 1609440), (120, 1502144), (128, 1408260), (140, 1287552), (147, 1226240), (160, 1126608), (168, 1072960), (192, 938840), (196, 919680), (210, 858368), (224, 804720), (240, 751072), (245, 735744), (256, 704130), (280, 643776), (294, 613120), (320, 563304), (336, 536480), (384, 469420), (392, 459840), (420, 429184), (448, 402360), (479, 376320), (480, 375536), (490, 367872), (512, 352065), (560, 321888), (588, 306560), (640, 281652), (672, 268240), (735, 245248), (768, 234710), (784, 229920), (840, 214592), (896, 201180), (958, 188160), (960, 187768), (980, 183936), (1120, 160944), (1176, 153280), (1280, 140826), (1344, 134120), (1437, 125440), (1470, 122624), (1536, 117355), (1568, 114960), (1680, 107296), (1792, 100590), (1916, 94080), (1920, 93884), (1960, 91968), (2240, 80472), (2352, 76640), (2395, 75264), (2560, 70413), (2688, 67060), (2874, 62720), (2940, 61312), (3136, 57480), (3353, 53760), (3360, 53648), (3584, 50295), (3832, 47040), (3840, 46942), (3920, 45984), (4480, 40236), (4704, 38320), (4790, 37632), (5376, 33530), (5748, 31360), (5880, 30656), (6272, 28740), (6706, 26880), (6720, 26824), (7185, 25088), (7664, 23520), (7680, 23471), (7840, 22992), (8960, 20118), (9408, 19160), (9580, 18816), (10059, 17920), (10752, 16765), (11496, 15680), (11760, 15328), (12544, 14370), (13412, 13440)]