1721193408

素因数分解:

$2^6\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 448

約数和(自身を含む): 5992611840

約数和(自身を除く): 4271418432

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 27, 31, 32, 33, 36, 44, 46, 48, 54, 62, 64, 66, 69, 72, 88, 92, 93, 96, 99, 108, 124, 127, 132, 138, 144, 176, 184, 186, 192, 198, 207, 216, 248, 253, 254, 264, 276, 279, 288, 297, 341, 352, 368, 372, 381, 396, 414, 432, 496, 506, 508, 528, 552, 558, 576, 594, 621, 682, 704, 713, 736, 744, 759, 762, 792, 828, 837, 864, 992, 1012, 1016, 1023, 1056, 1104, 1116, 1143, 1188, 1242, 1364, 1397, 1426, 1472, 1488, 1518, 1524, 1584, 1656, 1674, 1728, 1984, 2024, 2032, 2046, 2112, 2139, 2208, 2232, 2277, 2286, 2376, 2484, 2728, 2794, 2852, 2921, 2976, 3036, 3048, 3069, 3168, 3312, 3348, 3429, 3937, 4048, 4064, 4092, 4191, 4278, 4416, 4464, 4554, 4572, 4752, 4968, 5456, 5588, 5704, 5842, 5952, 6072, 6096, 6138, 6336, 6417, 6624, 6696, 6831, 6858, 7843, 7874, 8096, 8128, 8184, 8382, 8556, 8763, 8928, 9108, 9144, 9207, 9504, 9936, 10912, 11176, 11408, 11684, 11811, 12144, 12192, 12276, 12573, 12834, 13248, 13392, 13662, 13716, 15686, 15748, 16192, 16368, 16764, 17112, 17526, 17856, 18216, 18288, 18414, 19008, 19251, 19872, 21824, 22352, 22816, 23368, 23529, 23622, 24288, 24384, 24552, 25146, 25668, 26289, 26784, 27324, 27432, 31372, 31496, 32131, 32736, 33528, 34224, 35052, 35433, 36432, 36576, 36828, 37719, 38502, 39744, 43307, 44704, 45632, 46736, 47058, 47244, 48576, 49104, 50292, 51336, 52578, 53568, 54648, 54864, 62744, 62992, 64262, 65472, 67056, 68448, 70104, 70587, 70866, 72864, 73152, 73656, 75438, 77004, 78867, 86614, 89408, 90551, 93472, 94116, 94488, 96393, 98208, 100584, 102672, 105156, 106299, 109296, 109728, 125488, 125984, 128524, 129921, 134112, 136896, 140208, 141174, 141732, 145728, 147312, 150876, 154008, 157734, 173228, 181102, 186944, 188232, 188976, 192786, 196416, 201168, 205344, 210312, 211761, 212598, 218592, 219456, 250976, 251968, 257048, 259842, 268224, 271653, 280416, 282348, 283464, 289179, 294624, 301752, 308016, 315468, 346456, 362204, 376464, 377952, 385572, 389763, 402336, 410688, 420624, 423522, 425196, 437184, 501952, 514096, 519684, 543306, 560832, 564696, 566928, 578358, 589248, 603504, 616032, 630936, 692912, 724408, 752928, 755904, 771144, 779526, 804672, 814959, 841248, 847044, 850392, 867537, 996061, 1028192, 1039368, 1086612, 1129392, 1133856, 1156716, 1169289, 1207008, 1232064, 1261872, 1385824, 1448816, 1505856, 1542288, 1559052, 1629918, 1682496, 1694088, 1700784, 1735074, 1992122, 2056384, 2078736, 2173224, 2258784, 2267712, 2313432, 2338578, 2414016, 2444877, 2523744, 2771648, 2897632, 2988183, 3084576, 3118104, 3259836, 3388176, 3401568, 3470148, 3984244, 4157472, 4346448, 4517568, 4626864, 4677156, 4889754, 5047488, 5795264, 5976366, 6169152, 6236208, 6519672, 6776352, 6803136, 6940296, 7968488, 8314944, 8692896, 8964549, 9253728, 9354312, 9779508, 11952732, 12472416, 13039344, 13552704, 13880592, 15936976, 17385792, 17929098, 18507456, 18708624, 19559016, 23905464, 24944832, 26078688, 26893647, 27761184, 31873952, 35858196, 37417248, 39118032, 47810928, 52157376, 53787294, 55522368, 63747904, 71716392, 74834496, 78236064, 95621856, 107574588, 143432784, 156472128, 191243712, 215149176, 286865568, 430298352, 573731136, 860596704, 1721193408]

約数ペア:

[(1, 1721193408), (2, 860596704), (3, 573731136), (4, 430298352), (6, 286865568), (8, 215149176), (9, 191243712), (11, 156472128), (12, 143432784), (16, 107574588), (18, 95621856), (22, 78236064), (23, 74834496), (24, 71716392), (27, 63747904), (31, 55522368), (32, 53787294), (33, 52157376), (36, 47810928), (44, 39118032), (46, 37417248), (48, 35858196), (54, 31873952), (62, 27761184), (64, 26893647), (66, 26078688), (69, 24944832), (72, 23905464), (88, 19559016), (92, 18708624), (93, 18507456), (96, 17929098), (99, 17385792), (108, 15936976), (124, 13880592), (127, 13552704), (132, 13039344), (138, 12472416), (144, 11952732), (176, 9779508), (184, 9354312), (186, 9253728), (192, 8964549), (198, 8692896), (207, 8314944), (216, 7968488), (248, 6940296), (253, 6803136), (254, 6776352), (264, 6519672), (276, 6236208), (279, 6169152), (288, 5976366), (297, 5795264), (341, 5047488), (352, 4889754), (368, 4677156), (372, 4626864), (381, 4517568), (396, 4346448), (414, 4157472), (432, 3984244), (496, 3470148), (506, 3401568), (508, 3388176), (528, 3259836), (552, 3118104), (558, 3084576), (576, 2988183), (594, 2897632), (621, 2771648), (682, 2523744), (704, 2444877), (713, 2414016), (736, 2338578), (744, 2313432), (759, 2267712), (762, 2258784), (792, 2173224), (828, 2078736), (837, 2056384), (864, 1992122), (992, 1735074), (1012, 1700784), (1016, 1694088), (1023, 1682496), (1056, 1629918), (1104, 1559052), (1116, 1542288), (1143, 1505856), (1188, 1448816), (1242, 1385824), (1364, 1261872), (1397, 1232064), (1426, 1207008), (1472, 1169289), (1488, 1156716), (1518, 1133856), (1524, 1129392), (1584, 1086612), (1656, 1039368), (1674, 1028192), (1728, 996061), (1984, 867537), (2024, 850392), (2032, 847044), (2046, 841248), (2112, 814959), (2139, 804672), (2208, 779526), (2232, 771144), (2277, 755904), (2286, 752928), (2376, 724408), (2484, 692912), (2728, 630936), (2794, 616032), (2852, 603504), (2921, 589248), (2976, 578358), (3036, 566928), (3048, 564696), (3069, 560832), (3168, 543306), (3312, 519684), (3348, 514096), (3429, 501952), (3937, 437184), (4048, 425196), (4064, 423522), (4092, 420624), (4191, 410688), (4278, 402336), (4416, 389763), (4464, 385572), (4554, 377952), (4572, 376464), (4752, 362204), (4968, 346456), (5456, 315468), (5588, 308016), (5704, 301752), (5842, 294624), (5952, 289179), (6072, 283464), (6096, 282348), (6138, 280416), (6336, 271653), (6417, 268224), (6624, 259842), (6696, 257048), (6831, 251968), (6858, 250976), (7843, 219456), (7874, 218592), (8096, 212598), (8128, 211761), (8184, 210312), (8382, 205344), (8556, 201168), (8763, 196416), (8928, 192786), (9108, 188976), (9144, 188232), (9207, 186944), (9504, 181102), (9936, 173228), (10912, 157734), (11176, 154008), (11408, 150876), (11684, 147312), (11811, 145728), (12144, 141732), (12192, 141174), (12276, 140208), (12573, 136896), (12834, 134112), (13248, 129921), (13392, 128524), (13662, 125984), (13716, 125488), (15686, 109728), (15748, 109296), (16192, 106299), (16368, 105156), (16764, 102672), (17112, 100584), (17526, 98208), (17856, 96393), (18216, 94488), (18288, 94116), (18414, 93472), (19008, 90551), (19251, 89408), (19872, 86614), (21824, 78867), (22352, 77004), (22816, 75438), (23368, 73656), (23529, 73152), (23622, 72864), (24288, 70866), (24384, 70587), (24552, 70104), (25146, 68448), (25668, 67056), (26289, 65472), (26784, 64262), (27324, 62992), (27432, 62744), (31372, 54864), (31496, 54648), (32131, 53568), (32736, 52578), (33528, 51336), (34224, 50292), (35052, 49104), (35433, 48576), (36432, 47244), (36576, 47058), (36828, 46736), (37719, 45632), (38502, 44704), (39744, 43307)]