1991458560

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 576

約数和(自身を含む): 8076579840

約数和(自身を除く): 6085121280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 41, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 82, 84, 91, 96, 104, 105, 112, 120, 123, 128, 130, 139, 140, 156, 160, 164, 168, 182, 192, 195, 205, 208, 210, 224, 240, 246, 256, 260, 273, 278, 280, 287, 312, 320, 328, 336, 364, 384, 390, 410, 416, 417, 420, 448, 455, 480, 492, 520, 533, 546, 556, 560, 574, 615, 624, 640, 656, 672, 695, 728, 768, 780, 820, 832, 834, 840, 861, 896, 910, 960, 973, 984, 1040, 1066, 1092, 1112, 1120, 1148, 1230, 1248, 1280, 1312, 1344, 1365, 1390, 1435, 1456, 1560, 1599, 1640, 1664, 1668, 1680, 1722, 1792, 1807, 1820, 1920, 1946, 1968, 2080, 2085, 2132, 2184, 2224, 2240, 2296, 2460, 2496, 2624, 2665, 2688, 2730, 2780, 2870, 2912, 2919, 3120, 3198, 3280, 3328, 3336, 3360, 3444, 3614, 3640, 3731, 3840, 3892, 3936, 4160, 4170, 4264, 4305, 4368, 4448, 4480, 4592, 4865, 4920, 4992, 5248, 5330, 5376, 5421, 5460, 5560, 5699, 5740, 5824, 5838, 6240, 6396, 6560, 6672, 6720, 6888, 7228, 7280, 7462, 7784, 7872, 7995, 8320, 8340, 8528, 8610, 8736, 8896, 8960, 9035, 9184, 9730, 9840, 9984, 10496, 10660, 10842, 10920, 11120, 11193, 11398, 11480, 11648, 11676, 12480, 12649, 12792, 13120, 13344, 13440, 13776, 14456, 14560, 14595, 14924, 15568, 15744, 15990, 16640, 16680, 17056, 17097, 17220, 17472, 17792, 18070, 18368, 18655, 19460, 19680, 21320, 21684, 21840, 22240, 22386, 22796, 22960, 23296, 23352, 24960, 25298, 25584, 26240, 26688, 26880, 27105, 27552, 28495, 28912, 29120, 29190, 29848, 31136, 31488, 31980, 33360, 34112, 34194, 34440, 34944, 35584, 36140, 36736, 37310, 37947, 38920, 39360, 39893, 42640, 43368, 43680, 44480, 44772, 45592, 45920, 46704, 49920, 50596, 51168, 52480, 53376, 54210, 55104, 55965, 56990, 57824, 58240, 58380, 59696, 62272, 63245, 63960, 66720, 68224, 68388, 68880, 69888, 72280, 73472, 74087, 74620, 75894, 77840, 78720, 79786, 85280, 85485, 86736, 87360, 88960, 89544, 91184, 91840, 93408, 101192, 102336, 106752, 108420, 110208, 111930, 113980, 115648, 116480, 116760, 119392, 119679, 124544, 126490, 127920, 133440, 136448, 136776, 137760, 144560, 148174, 149240, 151788, 155680, 157440, 159572, 170560, 170970, 173472, 174720, 177920, 179088, 182368, 183680, 186816, 189735, 199465, 202384, 204672, 216840, 220416, 222261, 223860, 227960, 231296, 233520, 238784, 239358, 249088, 252980, 255840, 266880, 273552, 275520, 289120, 296348, 298480, 303576, 311360, 319144, 341120, 341940, 346944, 349440, 358176, 364736, 367360, 370435, 373632, 379470, 398930, 404768, 409344, 433680, 444522, 447720, 455920, 462592, 467040, 477568, 478716, 505960, 511680, 518609, 533760, 547104, 551040, 578240, 592696, 596960, 598395, 607152, 622720, 638288, 682240, 683880, 693888, 716352, 729472, 740870, 747264, 758940, 797860, 809536, 867360, 889044, 895440, 911840, 934080, 955136, 957432, 1011920, 1023360, 1037218, 1094208, 1102080, 1111305, 1156480, 1185392, 1193920, 1196790, 1214304, 1245440, 1276576, 1367760, 1387776, 1432704, 1458944, 1481740, 1517880, 1555827, 1595720, 1619072, 1734720, 1778088, 1790880, 1823680, 1868160, 1914864, 2023840, 2046720, 2074436, 2188416, 2222610, 2312960, 2370784, 2387840, 2393580, 2428608, 2553152, 2593045, 2735520, 2865408, 2963480, 3035760, 3111654, 3191440, 3238144, 3469440, 3556176, 3581760, 3647360, 3736320, 3829728, 4047680, 4148872, 4376832, 4445220, 4741568, 4775680, 4787160, 4857216, 5106304, 5186090, 5471040, 5926960, 6071520, 6223308, 6382880, 6938880, 7112352, 7163520, 7294720, 7659456, 7779135, 8095360, 8297744, 8890440, 9483136, 9574320, 9714432, 10212608, 10372180, 10942080, 11853920, 12143040, 12446616, 12765760, 14224704, 14327040, 15318912, 15558270, 16190720, 16595488, 17780880, 18966272, 19148640, 20744360, 21884160, 23707840, 24286080, 24893232, 25531520, 28449408, 30637824, 31116540, 33190976, 35561760, 38297280, 41488720, 47415680, 48572160, 49786464, 51063040, 56898816, 62233080, 66381952, 71123520, 76594560, 82977440, 94831360, 99572928, 124466160, 132763904, 142247040, 153189120, 165954880, 199145856, 248932320, 284494080, 331909760, 398291712, 497864640, 663819520, 995729280, 1991458560]

約数ペア:

[(1, 1991458560), (2, 995729280), (3, 663819520), (4, 497864640), (5, 398291712), (6, 331909760), (7, 284494080), (8, 248932320), (10, 199145856), (12, 165954880), (13, 153189120), (14, 142247040), (15, 132763904), (16, 124466160), (20, 99572928), (21, 94831360), (24, 82977440), (26, 76594560), (28, 71123520), (30, 66381952), (32, 62233080), (35, 56898816), (39, 51063040), (40, 49786464), (41, 48572160), (42, 47415680), (48, 41488720), (52, 38297280), (56, 35561760), (60, 33190976), (64, 31116540), (65, 30637824), (70, 28449408), (78, 25531520), (80, 24893232), (82, 24286080), (84, 23707840), (91, 21884160), (96, 20744360), (104, 19148640), (105, 18966272), (112, 17780880), (120, 16595488), (123, 16190720), (128, 15558270), (130, 15318912), (139, 14327040), (140, 14224704), (156, 12765760), (160, 12446616), (164, 12143040), (168, 11853920), (182, 10942080), (192, 10372180), (195, 10212608), (205, 9714432), (208, 9574320), (210, 9483136), (224, 8890440), (240, 8297744), (246, 8095360), (256, 7779135), (260, 7659456), (273, 7294720), (278, 7163520), (280, 7112352), (287, 6938880), (312, 6382880), (320, 6223308), (328, 6071520), (336, 5926960), (364, 5471040), (384, 5186090), (390, 5106304), (410, 4857216), (416, 4787160), (417, 4775680), (420, 4741568), (448, 4445220), (455, 4376832), (480, 4148872), (492, 4047680), (520, 3829728), (533, 3736320), (546, 3647360), (556, 3581760), (560, 3556176), (574, 3469440), (615, 3238144), (624, 3191440), (640, 3111654), (656, 3035760), (672, 2963480), (695, 2865408), (728, 2735520), (768, 2593045), (780, 2553152), (820, 2428608), (832, 2393580), (834, 2387840), (840, 2370784), (861, 2312960), (896, 2222610), (910, 2188416), (960, 2074436), (973, 2046720), (984, 2023840), (1040, 1914864), (1066, 1868160), (1092, 1823680), (1112, 1790880), (1120, 1778088), (1148, 1734720), (1230, 1619072), (1248, 1595720), (1280, 1555827), (1312, 1517880), (1344, 1481740), (1365, 1458944), (1390, 1432704), (1435, 1387776), (1456, 1367760), (1560, 1276576), (1599, 1245440), (1640, 1214304), (1664, 1196790), (1668, 1193920), (1680, 1185392), (1722, 1156480), (1792, 1111305), (1807, 1102080), (1820, 1094208), (1920, 1037218), (1946, 1023360), (1968, 1011920), (2080, 957432), (2085, 955136), (2132, 934080), (2184, 911840), (2224, 895440), (2240, 889044), (2296, 867360), (2460, 809536), (2496, 797860), (2624, 758940), (2665, 747264), (2688, 740870), (2730, 729472), (2780, 716352), (2870, 693888), (2912, 683880), (2919, 682240), (3120, 638288), (3198, 622720), (3280, 607152), (3328, 598395), (3336, 596960), (3360, 592696), (3444, 578240), (3614, 551040), (3640, 547104), (3731, 533760), (3840, 518609), (3892, 511680), (3936, 505960), (4160, 478716), (4170, 477568), (4264, 467040), (4305, 462592), (4368, 455920), (4448, 447720), (4480, 444522), (4592, 433680), (4865, 409344), (4920, 404768), (4992, 398930), (5248, 379470), (5330, 373632), (5376, 370435), (5421, 367360), (5460, 364736), (5560, 358176), (5699, 349440), (5740, 346944), (5824, 341940), (5838, 341120), (6240, 319144), (6396, 311360), (6560, 303576), (6672, 298480), (6720, 296348), (6888, 289120), (7228, 275520), (7280, 273552), (7462, 266880), (7784, 255840), (7872, 252980), (7995, 249088), (8320, 239358), (8340, 238784), (8528, 233520), (8610, 231296), (8736, 227960), (8896, 223860), (8960, 222261), (9035, 220416), (9184, 216840), (9730, 204672), (9840, 202384), (9984, 199465), (10496, 189735), (10660, 186816), (10842, 183680), (10920, 182368), (11120, 179088), (11193, 177920), (11398, 174720), (11480, 173472), (11648, 170970), (11676, 170560), (12480, 159572), (12649, 157440), (12792, 155680), (13120, 151788), (13344, 149240), (13440, 148174), (13776, 144560), (14456, 137760), (14560, 136776), (14595, 136448), (14924, 133440), (15568, 127920), (15744, 126490), (15990, 124544), (16640, 119679), (16680, 119392), (17056, 116760), (17097, 116480), (17220, 115648), (17472, 113980), (17792, 111930), (18070, 110208), (18368, 108420), (18655, 106752), (19460, 102336), (19680, 101192), (21320, 93408), (21684, 91840), (21840, 91184), (22240, 89544), (22386, 88960), (22796, 87360), (22960, 86736), (23296, 85485), (23352, 85280), (24960, 79786), (25298, 78720), (25584, 77840), (26240, 75894), (26688, 74620), (26880, 74087), (27105, 73472), (27552, 72280), (28495, 69888), (28912, 68880), (29120, 68388), (29190, 68224), (29848, 66720), (31136, 63960), (31488, 63245), (31980, 62272), (33360, 59696), (34112, 58380), (34194, 58240), (34440, 57824), (34944, 56990), (35584, 55965), (36140, 55104), (36736, 54210), (37310, 53376), (37947, 52480), (38920, 51168), (39360, 50596), (39893, 49920), (42640, 46704), (43368, 45920), (43680, 45592), (44480, 44772)]