20455329168

素因数分解:

$2^4\times 3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:408

約数の個数: 400

約数和(自身を含む): 65143767040

約数和(自身を除く): 44688437872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 31, 36, 38, 48, 54, 57, 62, 72, 76, 81, 93, 108, 114, 124, 127, 144, 152, 162, 171, 186, 211, 216, 228, 248, 254, 279, 304, 324, 342, 372, 381, 422, 432, 456, 496, 508, 513, 558, 589, 633, 648, 684, 744, 762, 837, 844, 912, 1016, 1026, 1116, 1143, 1178, 1266, 1296, 1368, 1488, 1524, 1539, 1674, 1688, 1767, 1899, 2032, 2052, 2232, 2286, 2356, 2413, 2511, 2532, 2736, 3048, 3078, 3348, 3376, 3429, 3534, 3798, 3937, 4009, 4104, 4464, 4572, 4712, 4826, 5022, 5064, 5301, 5697, 6096, 6156, 6541, 6696, 6858, 7068, 7239, 7596, 7874, 8018, 8208, 9144, 9424, 9652, 10044, 10128, 10287, 10602, 11394, 11811, 12027, 12312, 13082, 13392, 13716, 14136, 14478, 15192, 15748, 15903, 16036, 17091, 18288, 19304, 19623, 20088, 20574, 21204, 21717, 22788, 23622, 24054, 24624, 26164, 26797, 27432, 28272, 28956, 30384, 31496, 31806, 32072, 34182, 35433, 36081, 38608, 39246, 40176, 41148, 42408, 43434, 45576, 47244, 47709, 48108, 52328, 53594, 54864, 57912, 58869, 62992, 63612, 64144, 65151, 68364, 70866, 72162, 74803, 78492, 80391, 82296, 84816, 86868, 91152, 94488, 95418, 96216, 104656, 106299, 107188, 108243, 115824, 117738, 124279, 127224, 130302, 136728, 141732, 144324, 149606, 156984, 160782, 164592, 173736, 176607, 188976, 190836, 192432, 195453, 212598, 214376, 216486, 224409, 235476, 241173, 248558, 254448, 260604, 273456, 283464, 288648, 299212, 313968, 318897, 321564, 324729, 347472, 353214, 372837, 381672, 390906, 425196, 428752, 432972, 448818, 470952, 482346, 497116, 509143, 521208, 529821, 566928, 577296, 598424, 637794, 643128, 649458, 673227, 706428, 723519, 745674, 763344, 781812, 830707, 850392, 865944, 897636, 941904, 964692, 994232, 1018286, 1042416, 1059642, 1118511, 1196848, 1275588, 1286256, 1298916, 1346454, 1412856, 1447038, 1491348, 1527429, 1563624, 1661414, 1700784, 1731888, 1795272, 1929384, 1988464, 2019681, 2036572, 2119284, 2170557, 2237022, 2492121, 2551176, 2597832, 2692908, 2825712, 2894076, 2982696, 3054858, 3127248, 3322828, 3355533, 3590544, 3858768, 4039362, 4073144, 4238568, 4341114, 4474044, 4582287, 4984242, 5102352, 5195664, 5385816, 5788152, 5965392, 6059043, 6109716, 6645656, 6711066, 7476363, 8078724, 8146288, 8477136, 8682228, 8948088, 9164574, 9968484, 10066599, 10771632, 11576304, 12118086, 12219432, 13291312, 13422132, 13746861, 14952726, 15783433, 16157448, 17364456, 17896176, 18329148, 19936968, 20133198, 22429089, 24236172, 24438864, 26844264, 27493722, 29905452, 31566866, 32314896, 34728912, 36658296, 39873936, 40266396, 41240583, 44858178, 47350299, 48472344, 53688528, 54987444, 59810904, 63133732, 67287267, 73316592, 80532792, 82481166, 89716356, 94700598, 96944688, 109974888, 119621808, 126267464, 134574534, 142050897, 161065584, 164962332, 179432712, 189401196, 219949776, 252534928, 269149068, 284101794, 329924664, 358865424, 378802392, 426152691, 538298136, 568203588, 659849328, 757604784, 852305382, 1076596272, 1136407176, 1278458073, 1704610764, 2272814352, 2556916146, 3409221528, 5113832292, 6818443056, 10227664584, 20455329168]

約数ペア:

[(1, 20455329168), (2, 10227664584), (3, 6818443056), (4, 5113832292), (6, 3409221528), (8, 2556916146), (9, 2272814352), (12, 1704610764), (16, 1278458073), (18, 1136407176), (19, 1076596272), (24, 852305382), (27, 757604784), (31, 659849328), (36, 568203588), (38, 538298136), (48, 426152691), (54, 378802392), (57, 358865424), (62, 329924664), (72, 284101794), (76, 269149068), (81, 252534928), (93, 219949776), (108, 189401196), (114, 179432712), (124, 164962332), (127, 161065584), (144, 142050897), (152, 134574534), (162, 126267464), (171, 119621808), (186, 109974888), (211, 96944688), (216, 94700598), (228, 89716356), (248, 82481166), (254, 80532792), (279, 73316592), (304, 67287267), (324, 63133732), (342, 59810904), (372, 54987444), (381, 53688528), (422, 48472344), (432, 47350299), (456, 44858178), (496, 41240583), (508, 40266396), (513, 39873936), (558, 36658296), (589, 34728912), (633, 32314896), (648, 31566866), (684, 29905452), (744, 27493722), (762, 26844264), (837, 24438864), (844, 24236172), (912, 22429089), (1016, 20133198), (1026, 19936968), (1116, 18329148), (1143, 17896176), (1178, 17364456), (1266, 16157448), (1296, 15783433), (1368, 14952726), (1488, 13746861), (1524, 13422132), (1539, 13291312), (1674, 12219432), (1688, 12118086), (1767, 11576304), (1899, 10771632), (2032, 10066599), (2052, 9968484), (2232, 9164574), (2286, 8948088), (2356, 8682228), (2413, 8477136), (2511, 8146288), (2532, 8078724), (2736, 7476363), (3048, 6711066), (3078, 6645656), (3348, 6109716), (3376, 6059043), (3429, 5965392), (3534, 5788152), (3798, 5385816), (3937, 5195664), (4009, 5102352), (4104, 4984242), (4464, 4582287), (4572, 4474044), (4712, 4341114), (4826, 4238568), (5022, 4073144), (5064, 4039362), (5301, 3858768), (5697, 3590544), (6096, 3355533), (6156, 3322828), (6541, 3127248), (6696, 3054858), (6858, 2982696), (7068, 2894076), (7239, 2825712), (7596, 2692908), (7874, 2597832), (8018, 2551176), (8208, 2492121), (9144, 2237022), (9424, 2170557), (9652, 2119284), (10044, 2036572), (10128, 2019681), (10287, 1988464), (10602, 1929384), (11394, 1795272), (11811, 1731888), (12027, 1700784), (12312, 1661414), (13082, 1563624), (13392, 1527429), (13716, 1491348), (14136, 1447038), (14478, 1412856), (15192, 1346454), (15748, 1298916), (15903, 1286256), (16036, 1275588), (17091, 1196848), (18288, 1118511), (19304, 1059642), (19623, 1042416), (20088, 1018286), (20574, 994232), (21204, 964692), (21717, 941904), (22788, 897636), (23622, 865944), (24054, 850392), (24624, 830707), (26164, 781812), (26797, 763344), (27432, 745674), (28272, 723519), (28956, 706428), (30384, 673227), (31496, 649458), (31806, 643128), (32072, 637794), (34182, 598424), (35433, 577296), (36081, 566928), (38608, 529821), (39246, 521208), (40176, 509143), (41148, 497116), (42408, 482346), (43434, 470952), (45576, 448818), (47244, 432972), (47709, 428752), (48108, 425196), (52328, 390906), (53594, 381672), (54864, 372837), (57912, 353214), (58869, 347472), (62992, 324729), (63612, 321564), (64144, 318897), (65151, 313968), (68364, 299212), (70866, 288648), (72162, 283464), (74803, 273456), (78492, 260604), (80391, 254448), (82296, 248558), (84816, 241173), (86868, 235476), (91152, 224409), (94488, 216486), (95418, 214376), (96216, 212598), (104656, 195453), (106299, 192432), (107188, 190836), (108243, 188976), (115824, 176607), (117738, 173736), (124279, 164592), (127224, 160782), (130302, 156984), (136728, 149606), (141732, 144324)]