1320318720

素因数分解:

$2^8\times 3^2\times 5^1\times 7^2\times {\mathrm{2339}}^1$

素因数の和:2380

約数の個数: 324

約数和(自身を含む): 5316260040

約数和(自身を除く): 3995941320

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, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 256, 280, 288, 294, 315, 320, 336, 360, 384, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 640, 672, 720, 735, 768, 784, 840, 882, 896, 960, 980, 1008, 1120, 1152, 1176, 1260, 1280, 1344, 1440, 1470, 1568, 1680, 1764, 1792, 1920, 1960, 2016, 2205, 2240, 2304, 2339, 2352, 2520, 2688, 2880, 2940, 3136, 3360, 3528, 3840, 3920, 4032, 4410, 4480, 4678, 4704, 5040, 5376, 5760, 5880, 6272, 6720, 7017, 7056, 7840, 8064, 8820, 8960, 9356, 9408, 10080, 11520, 11695, 11760, 12544, 13440, 14034, 14112, 15680, 16128, 16373, 17640, 18712, 18816, 20160, 21051, 23390, 23520, 26880, 28068, 28224, 31360, 32746, 35085, 35280, 37424, 37632, 40320, 42102, 46780, 47040, 49119, 56136, 56448, 62720, 65492, 70170, 70560, 74848, 80640, 81865, 84204, 93560, 94080, 98238, 105255, 112272, 112896, 114611, 130984, 140340, 141120, 147357, 149696, 163730, 168408, 187120, 188160, 196476, 210510, 224544, 229222, 245595, 261968, 280680, 282240, 294714, 299392, 327460, 336816, 343833, 374240, 392952, 421020, 449088, 458444, 491190, 523936, 561360, 564480, 573055, 589428, 598784, 654920, 673632, 687666, 736785, 748480, 785904, 842040, 898176, 916888, 982380, 1031499, 1047872, 1122720, 1146110, 1178856, 1309840, 1347264, 1375332, 1473570, 1496960, 1571808, 1684080, 1719165, 1796352, 1833776, 1964760, 2062998, 2095744, 2245440, 2292220, 2357712, 2619680, 2694528, 2750664, 2947140, 2993920, 3143616, 3368160, 3438330, 3667552, 3929520, 4125996, 4191488, 4490880, 4584440, 4715424, 5157495, 5239360, 5389056, 5501328, 5894280, 6287232, 6736320, 6876660, 7335104, 7859040, 8251992, 8981760, 9168880, 9430848, 10314990, 10478720, 11002656, 11788560, 12574464, 13472640, 13753320, 14670208, 15718080, 16503984, 18337760, 18861696, 20629980, 20957440, 22005312, 23577120, 26945280, 27506640, 29340416, 31436160, 33007968, 36675520, 37723392, 41259960, 44010624, 47154240, 55013280, 62872320, 66015936, 73351040, 82519920, 88021248, 94308480, 110026560, 132031872, 146702080, 165039840, 188616960, 220053120, 264063744, 330079680, 440106240, 660159360, 1320318720]

約数ペア:

[(1, 1320318720), (2, 660159360), (3, 440106240), (4, 330079680), (5, 264063744), (6, 220053120), (7, 188616960), (8, 165039840), (9, 146702080), (10, 132031872), (12, 110026560), (14, 94308480), (15, 88021248), (16, 82519920), (18, 73351040), (20, 66015936), (21, 62872320), (24, 55013280), (28, 47154240), (30, 44010624), (32, 41259960), (35, 37723392), (36, 36675520), (40, 33007968), (42, 31436160), (45, 29340416), (48, 27506640), (49, 26945280), (56, 23577120), (60, 22005312), (63, 20957440), (64, 20629980), (70, 18861696), (72, 18337760), (80, 16503984), (84, 15718080), (90, 14670208), (96, 13753320), (98, 13472640), (105, 12574464), (112, 11788560), (120, 11002656), (126, 10478720), (128, 10314990), (140, 9430848), (144, 9168880), (147, 8981760), (160, 8251992), (168, 7859040), (180, 7335104), (192, 6876660), (196, 6736320), (210, 6287232), (224, 5894280), (240, 5501328), (245, 5389056), (252, 5239360), (256, 5157495), (280, 4715424), (288, 4584440), (294, 4490880), (315, 4191488), (320, 4125996), (336, 3929520), (360, 3667552), (384, 3438330), (392, 3368160), (420, 3143616), (441, 2993920), (448, 2947140), (480, 2750664), (490, 2694528), (504, 2619680), (560, 2357712), (576, 2292220), (588, 2245440), (630, 2095744), (640, 2062998), (672, 1964760), (720, 1833776), (735, 1796352), (768, 1719165), (784, 1684080), (840, 1571808), (882, 1496960), (896, 1473570), (960, 1375332), (980, 1347264), (1008, 1309840), (1120, 1178856), (1152, 1146110), (1176, 1122720), (1260, 1047872), (1280, 1031499), (1344, 982380), (1440, 916888), (1470, 898176), (1568, 842040), (1680, 785904), (1764, 748480), (1792, 736785), (1920, 687666), (1960, 673632), (2016, 654920), (2205, 598784), (2240, 589428), (2304, 573055), (2339, 564480), (2352, 561360), (2520, 523936), (2688, 491190), (2880, 458444), (2940, 449088), (3136, 421020), (3360, 392952), (3528, 374240), (3840, 343833), (3920, 336816), (4032, 327460), (4410, 299392), (4480, 294714), (4678, 282240), (4704, 280680), (5040, 261968), (5376, 245595), (5760, 229222), (5880, 224544), (6272, 210510), (6720, 196476), (7017, 188160), (7056, 187120), (7840, 168408), (8064, 163730), (8820, 149696), (8960, 147357), (9356, 141120), (9408, 140340), (10080, 130984), (11520, 114611), (11695, 112896), (11760, 112272), (12544, 105255), (13440, 98238), (14034, 94080), (14112, 93560), (15680, 84204), (16128, 81865), (16373, 80640), (17640, 74848), (18712, 70560), (18816, 70170), (20160, 65492), (21051, 62720), (23390, 56448), (23520, 56136), (26880, 49119), (28068, 47040), (28224, 46780), (31360, 42102), (32746, 40320), (35085, 37632), (35280, 37424)]