311931360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:930

約数の個数: 288

約数和(自身を含む): 1208057760

約数和(自身を除く): 896126400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 130, 144, 152, 156, 160, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 342, 360, 380, 390, 416, 456, 468, 480, 494, 520, 570, 585, 608, 624, 684, 720, 741, 760, 780, 855, 877, 912, 936, 988, 1040, 1140, 1170, 1235, 1248, 1368, 1440, 1482, 1520, 1560, 1710, 1754, 1824, 1872, 1976, 2080, 2223, 2280, 2340, 2470, 2631, 2736, 2964, 3040, 3120, 3420, 3508, 3705, 3744, 3952, 4385, 4446, 4560, 4680, 4940, 5262, 5472, 5928, 6240, 6840, 7016, 7410, 7893, 7904, 8770, 8892, 9120, 9360, 9880, 10524, 11115, 11401, 11856, 13155, 13680, 14032, 14820, 15786, 16663, 17540, 17784, 18720, 19760, 21048, 22230, 22802, 23712, 26310, 27360, 28064, 29640, 31572, 33326, 34203, 35080, 35568, 39465, 39520, 42096, 44460, 45604, 49989, 52620, 57005, 59280, 63144, 66652, 68406, 70160, 71136, 78930, 83315, 84192, 88920, 91208, 99978, 102609, 105240, 114010, 118560, 126288, 133304, 136812, 140320, 149967, 157860, 166630, 171015, 177840, 182416, 199956, 205218, 210480, 216619, 228020, 249945, 252576, 266608, 273624, 299934, 315720, 333260, 342030, 355680, 364832, 399912, 410436, 420960, 433238, 456040, 499890, 513045, 533216, 547248, 599868, 631440, 649857, 666520, 684060, 749835, 799824, 820872, 866476, 912080, 999780, 1026090, 1083095, 1094496, 1199736, 1262880, 1299714, 1333040, 1368120, 1499670, 1599648, 1641744, 1732952, 1824160, 1949571, 1999560, 2052180, 2166190, 2399472, 2599428, 2666080, 2736240, 2999340, 3249285, 3283488, 3465904, 3899142, 3999120, 4104360, 4332380, 4798944, 5198856, 5472480, 5998680, 6498570, 6931808, 7798284, 7998240, 8208720, 8664760, 9747855, 10397712, 11997360, 12997140, 15596568, 16417440, 17329520, 19495710, 20795424, 23994720, 25994280, 31193136, 34659040, 38991420, 51988560, 62386272, 77982840, 103977120, 155965680, 311931360]

約数ペア:

[(1, 311931360), (2, 155965680), (3, 103977120), (4, 77982840), (5, 62386272), (6, 51988560), (8, 38991420), (9, 34659040), (10, 31193136), (12, 25994280), (13, 23994720), (15, 20795424), (16, 19495710), (18, 17329520), (19, 16417440), (20, 15596568), (24, 12997140), (26, 11997360), (30, 10397712), (32, 9747855), (36, 8664760), (38, 8208720), (39, 7998240), (40, 7798284), (45, 6931808), (48, 6498570), (52, 5998680), (57, 5472480), (60, 5198856), (65, 4798944), (72, 4332380), (76, 4104360), (78, 3999120), (80, 3899142), (90, 3465904), (95, 3283488), (96, 3249285), (104, 2999340), (114, 2736240), (117, 2666080), (120, 2599428), (130, 2399472), (144, 2166190), (152, 2052180), (156, 1999560), (160, 1949571), (171, 1824160), (180, 1732952), (190, 1641744), (195, 1599648), (208, 1499670), (228, 1368120), (234, 1333040), (240, 1299714), (247, 1262880), (260, 1199736), (285, 1094496), (288, 1083095), (304, 1026090), (312, 999780), (342, 912080), (360, 866476), (380, 820872), (390, 799824), (416, 749835), (456, 684060), (468, 666520), (480, 649857), (494, 631440), (520, 599868), (570, 547248), (585, 533216), (608, 513045), (624, 499890), (684, 456040), (720, 433238), (741, 420960), (760, 410436), (780, 399912), (855, 364832), (877, 355680), (912, 342030), (936, 333260), (988, 315720), (1040, 299934), (1140, 273624), (1170, 266608), (1235, 252576), (1248, 249945), (1368, 228020), (1440, 216619), (1482, 210480), (1520, 205218), (1560, 199956), (1710, 182416), (1754, 177840), (1824, 171015), (1872, 166630), (1976, 157860), (2080, 149967), (2223, 140320), (2280, 136812), (2340, 133304), (2470, 126288), (2631, 118560), (2736, 114010), (2964, 105240), (3040, 102609), (3120, 99978), (3420, 91208), (3508, 88920), (3705, 84192), (3744, 83315), (3952, 78930), (4385, 71136), (4446, 70160), (4560, 68406), (4680, 66652), (4940, 63144), (5262, 59280), (5472, 57005), (5928, 52620), (6240, 49989), (6840, 45604), (7016, 44460), (7410, 42096), (7893, 39520), (7904, 39465), (8770, 35568), (8892, 35080), (9120, 34203), (9360, 33326), (9880, 31572), (10524, 29640), (11115, 28064), (11401, 27360), (11856, 26310), (13155, 23712), (13680, 22802), (14032, 22230), (14820, 21048), (15786, 19760), (16663, 18720), (17540, 17784)]