820673280

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{10177}}^1$

素因数の和:10211

約数の個数: 216

約数和(自身を含む): 3245397792

約数和(自身を除く): 2424724512

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, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 10177, 11520, 13440, 16128, 20160, 20354, 26880, 30531, 40320, 40708, 50885, 61062, 71239, 80640, 81416, 91593, 101770, 122124, 142478, 152655, 162832, 183186, 203540, 213717, 244248, 284956, 305310, 325664, 356195, 366372, 407080, 427434, 457965, 488496, 569912, 610620, 641151, 651328, 712390, 732744, 814160, 854868, 915930, 976992, 1068585, 1139824, 1221240, 1282302, 1302656, 1424780, 1465488, 1628320, 1709736, 1831860, 1953984, 2137170, 2279648, 2442480, 2564604, 2605312, 2849560, 2930976, 3205755, 3256640, 3419472, 3663720, 3907968, 4274340, 4559296, 4884960, 5129208, 5699120, 5861952, 6411510, 6513280, 6838944, 7327440, 7815936, 8548680, 9118592, 9769920, 10258416, 11398240, 11723904, 12823020, 13026560, 13677888, 14654880, 17097360, 18237184, 19539840, 20516832, 22796480, 23447808, 25646040, 27355776, 29309760, 34194720, 39079680, 41033664, 45592960, 51292080, 54711552, 58619520, 68389440, 82067328, 91185920, 102584160, 117239040, 136778880, 164134656, 205168320, 273557760, 410336640, 820673280]

約数ペア:

[(1, 820673280), (2, 410336640), (3, 273557760), (4, 205168320), (5, 164134656), (6, 136778880), (7, 117239040), (8, 102584160), (9, 91185920), (10, 82067328), (12, 68389440), (14, 58619520), (15, 54711552), (16, 51292080), (18, 45592960), (20, 41033664), (21, 39079680), (24, 34194720), (28, 29309760), (30, 27355776), (32, 25646040), (35, 23447808), (36, 22796480), (40, 20516832), (42, 19539840), (45, 18237184), (48, 17097360), (56, 14654880), (60, 13677888), (63, 13026560), (64, 12823020), (70, 11723904), (72, 11398240), (80, 10258416), (84, 9769920), (90, 9118592), (96, 8548680), (105, 7815936), (112, 7327440), (120, 6838944), (126, 6513280), (128, 6411510), (140, 5861952), (144, 5699120), (160, 5129208), (168, 4884960), (180, 4559296), (192, 4274340), (210, 3907968), (224, 3663720), (240, 3419472), (252, 3256640), (256, 3205755), (280, 2930976), (288, 2849560), (315, 2605312), (320, 2564604), (336, 2442480), (360, 2279648), (384, 2137170), (420, 1953984), (448, 1831860), (480, 1709736), (504, 1628320), (560, 1465488), (576, 1424780), (630, 1302656), (640, 1282302), (672, 1221240), (720, 1139824), (768, 1068585), (840, 976992), (896, 915930), (960, 854868), (1008, 814160), (1120, 732744), (1152, 712390), (1260, 651328), (1280, 641151), (1344, 610620), (1440, 569912), (1680, 488496), (1792, 457965), (1920, 427434), (2016, 407080), (2240, 366372), (2304, 356195), (2520, 325664), (2688, 305310), (2880, 284956), (3360, 244248), (3840, 213717), (4032, 203540), (4480, 183186), (5040, 162832), (5376, 152655), (5760, 142478), (6720, 122124), (8064, 101770), (8960, 91593), (10080, 81416), (10177, 80640), (11520, 71239), (13440, 61062), (16128, 50885), (20160, 40708), (20354, 40320), (26880, 30531)]