231311520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{859}}^1$

素因数の和:908

約数の個数: 288

約数和(自身を含む): 912824640

約数和(自身を除く): 681513120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 32, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 66, 68, 72, 80, 85, 88, 90, 96, 99, 102, 110, 120, 132, 136, 144, 153, 160, 165, 170, 176, 180, 187, 198, 204, 220, 240, 255, 264, 272, 288, 306, 330, 340, 352, 360, 374, 396, 408, 440, 480, 495, 510, 528, 544, 561, 612, 660, 680, 720, 748, 765, 792, 816, 859, 880, 935, 990, 1020, 1056, 1122, 1224, 1320, 1360, 1440, 1496, 1530, 1584, 1632, 1683, 1718, 1760, 1870, 1980, 2040, 2244, 2448, 2577, 2640, 2720, 2805, 2992, 3060, 3168, 3366, 3436, 3740, 3960, 4080, 4295, 4488, 4896, 5154, 5280, 5610, 5984, 6120, 6732, 6872, 7480, 7731, 7920, 8160, 8415, 8590, 8976, 9449, 10308, 11220, 12240, 12885, 13464, 13744, 14603, 14960, 15462, 15840, 16830, 17180, 17952, 18898, 20616, 22440, 24480, 25770, 26928, 27488, 28347, 29206, 29920, 30924, 33660, 34360, 37796, 38655, 41232, 43809, 44880, 47245, 51540, 53856, 56694, 58412, 61848, 67320, 68720, 73015, 75592, 77310, 82464, 85041, 87618, 89760, 94490, 103080, 113388, 116824, 123696, 131427, 134640, 137440, 141735, 146030, 151184, 154620, 160633, 170082, 175236, 188980, 206160, 219045, 226776, 233648, 247392, 262854, 269280, 283470, 292060, 302368, 309240, 321266, 340164, 350472, 377960, 412320, 425205, 438090, 453552, 467296, 481899, 525708, 566940, 584120, 618480, 642532, 657135, 680328, 700944, 755920, 803165, 850410, 876180, 907104, 963798, 1051416, 1133880, 1168240, 1236960, 1285064, 1314270, 1360656, 1401888, 1445697, 1511840, 1606330, 1700820, 1752360, 1927596, 2102832, 2267760, 2336480, 2409495, 2570128, 2628540, 2721312, 2891394, 3212660, 3401640, 3504720, 3855192, 4205664, 4535520, 4818990, 5140256, 5257080, 5782788, 6425320, 6803280, 7009440, 7228485, 7710384, 9637980, 10514160, 11565576, 12850640, 13606560, 14456970, 15420768, 19275960, 21028320, 23131152, 25701280, 28913940, 38551920, 46262304, 57827880, 77103840, 115655760, 231311520]

約数ペア:

[(1, 231311520), (2, 115655760), (3, 77103840), (4, 57827880), (5, 46262304), (6, 38551920), (8, 28913940), (9, 25701280), (10, 23131152), (11, 21028320), (12, 19275960), (15, 15420768), (16, 14456970), (17, 13606560), (18, 12850640), (20, 11565576), (22, 10514160), (24, 9637980), (30, 7710384), (32, 7228485), (33, 7009440), (34, 6803280), (36, 6425320), (40, 5782788), (44, 5257080), (45, 5140256), (48, 4818990), (51, 4535520), (55, 4205664), (60, 3855192), (66, 3504720), (68, 3401640), (72, 3212660), (80, 2891394), (85, 2721312), (88, 2628540), (90, 2570128), (96, 2409495), (99, 2336480), (102, 2267760), (110, 2102832), (120, 1927596), (132, 1752360), (136, 1700820), (144, 1606330), (153, 1511840), (160, 1445697), (165, 1401888), (170, 1360656), (176, 1314270), (180, 1285064), (187, 1236960), (198, 1168240), (204, 1133880), (220, 1051416), (240, 963798), (255, 907104), (264, 876180), (272, 850410), (288, 803165), (306, 755920), (330, 700944), (340, 680328), (352, 657135), (360, 642532), (374, 618480), (396, 584120), (408, 566940), (440, 525708), (480, 481899), (495, 467296), (510, 453552), (528, 438090), (544, 425205), (561, 412320), (612, 377960), (660, 350472), (680, 340164), (720, 321266), (748, 309240), (765, 302368), (792, 292060), (816, 283470), (859, 269280), (880, 262854), (935, 247392), (990, 233648), (1020, 226776), (1056, 219045), (1122, 206160), (1224, 188980), (1320, 175236), (1360, 170082), (1440, 160633), (1496, 154620), (1530, 151184), (1584, 146030), (1632, 141735), (1683, 137440), (1718, 134640), (1760, 131427), (1870, 123696), (1980, 116824), (2040, 113388), (2244, 103080), (2448, 94490), (2577, 89760), (2640, 87618), (2720, 85041), (2805, 82464), (2992, 77310), (3060, 75592), (3168, 73015), (3366, 68720), (3436, 67320), (3740, 61848), (3960, 58412), (4080, 56694), (4295, 53856), (4488, 51540), (4896, 47245), (5154, 44880), (5280, 43809), (5610, 41232), (5984, 38655), (6120, 37796), (6732, 34360), (6872, 33660), (7480, 30924), (7731, 29920), (7920, 29206), (8160, 28347), (8415, 27488), (8590, 26928), (8976, 25770), (9449, 24480), (10308, 22440), (11220, 20616), (12240, 18898), (12885, 17952), (13464, 17180), (13744, 16830), (14603, 15840), (14960, 15462)]