20881696968

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^4\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 400

約数和(自身を含む): 67347244800

約数和(自身を除く): 46465547832

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 31, 33, 36, 44, 54, 62, 66, 71, 72, 81, 88, 93, 99, 108, 121, 124, 132, 142, 162, 186, 198, 213, 216, 242, 248, 264, 279, 284, 297, 324, 341, 363, 372, 396, 426, 484, 558, 568, 594, 639, 648, 682, 726, 744, 781, 792, 837, 852, 891, 968, 1023, 1089, 1116, 1188, 1278, 1331, 1364, 1452, 1562, 1674, 1704, 1782, 1917, 2046, 2178, 2201, 2232, 2343, 2376, 2511, 2556, 2662, 2728, 2904, 3069, 3124, 3267, 3348, 3564, 3751, 3834, 3993, 4092, 4356, 4402, 4686, 5022, 5112, 5324, 5751, 6138, 6248, 6534, 6603, 6696, 7029, 7128, 7502, 7668, 7986, 8184, 8591, 8712, 8804, 9207, 9372, 9801, 10044, 10648, 11253, 11502, 11979, 12276, 13068, 13206, 14058, 14641, 15004, 15336, 15972, 17182, 17608, 18414, 18744, 19602, 19809, 20088, 21087, 22506, 23004, 23958, 24211, 24552, 25773, 26136, 26412, 27621, 28116, 29282, 30008, 31944, 33759, 34364, 35937, 36828, 39204, 39618, 41261, 42174, 43923, 45012, 46008, 47916, 48422, 51546, 52824, 55242, 56232, 58564, 59427, 63261, 67518, 68728, 71874, 72633, 73656, 77319, 78408, 79236, 82522, 84348, 87846, 90024, 94501, 95832, 96844, 101277, 103092, 107811, 110484, 117128, 118854, 123783, 126522, 131769, 135036, 143748, 145266, 154638, 158472, 165044, 168696, 175692, 178281, 189002, 193688, 202554, 206184, 215622, 217899, 220968, 231957, 237708, 247566, 253044, 263538, 266321, 270072, 283503, 287496, 290532, 303831, 309276, 330088, 351384, 356562, 371349, 378004, 395307, 405108, 431244, 435798, 453871, 463914, 475416, 495132, 506088, 527076, 532642, 567006, 581064, 607662, 618552, 653697, 695871, 713124, 742698, 756008, 790614, 798963, 810216, 850509, 862488, 871596, 907742, 927828, 990264, 1039511, 1054152, 1065284, 1114047, 1134012, 1185921, 1215324, 1307394, 1361613, 1391742, 1426248, 1485396, 1581228, 1597926, 1701018, 1743192, 1815484, 1855656, 1961091, 2079022, 2130568, 2228094, 2268024, 2371842, 2396889, 2430648, 2551527, 2614788, 2723226, 2783484, 2929531, 2970792, 3118533, 3162456, 3195852, 3342141, 3402036, 3630968, 3922182, 4084839, 4158044, 4456188, 4743684, 4793778, 5103054, 5229576, 5446452, 5566968, 5859062, 6237066, 6391704, 6684282, 6804072, 7190667, 7654581, 7844364, 8169678, 8316088, 8788593, 8912376, 9355599, 9487368, 9587556, 10206108, 10892904, 11718124, 12254517, 12474132, 13368564, 14381334, 15309162, 15688728, 16339356, 17577186, 18711198, 19175112, 20412216, 21572001, 23436248, 24509034, 24948264, 26365779, 26737128, 28066797, 28762668, 30618324, 32224841, 32678712, 35154372, 36763551, 37422396, 43144002, 49018068, 52731558, 56133594, 57525336, 61236648, 64449682, 70308744, 73527102, 74844792, 79097337, 84200391, 86288004, 96674523, 98036136, 105463116, 112267188, 128899364, 147054204, 158194674, 168400782, 172576008, 193349046, 210926232, 224534376, 237292011, 257798728, 290023569, 294108408, 316389348, 336801564, 386698092, 474584022, 580047138, 632778696, 673603128, 773396184, 870070707, 949168044, 1160094276, 1740141414, 1898336088, 2320188552, 2610212121, 3480282828, 5220424242, 6960565656, 10440848484, 20881696968]

約数ペア:

[(1, 20881696968), (2, 10440848484), (3, 6960565656), (4, 5220424242), (6, 3480282828), (8, 2610212121), (9, 2320188552), (11, 1898336088), (12, 1740141414), (18, 1160094276), (22, 949168044), (24, 870070707), (27, 773396184), (31, 673603128), (33, 632778696), (36, 580047138), (44, 474584022), (54, 386698092), (62, 336801564), (66, 316389348), (71, 294108408), (72, 290023569), (81, 257798728), (88, 237292011), (93, 224534376), (99, 210926232), (108, 193349046), (121, 172576008), (124, 168400782), (132, 158194674), (142, 147054204), (162, 128899364), (186, 112267188), (198, 105463116), (213, 98036136), (216, 96674523), (242, 86288004), (248, 84200391), (264, 79097337), (279, 74844792), (284, 73527102), (297, 70308744), (324, 64449682), (341, 61236648), (363, 57525336), (372, 56133594), (396, 52731558), (426, 49018068), (484, 43144002), (558, 37422396), (568, 36763551), (594, 35154372), (639, 32678712), (648, 32224841), (682, 30618324), (726, 28762668), (744, 28066797), (781, 26737128), (792, 26365779), (837, 24948264), (852, 24509034), (891, 23436248), (968, 21572001), (1023, 20412216), (1089, 19175112), (1116, 18711198), (1188, 17577186), (1278, 16339356), (1331, 15688728), (1364, 15309162), (1452, 14381334), (1562, 13368564), (1674, 12474132), (1704, 12254517), (1782, 11718124), (1917, 10892904), (2046, 10206108), (2178, 9587556), (2201, 9487368), (2232, 9355599), (2343, 8912376), (2376, 8788593), (2511, 8316088), (2556, 8169678), (2662, 7844364), (2728, 7654581), (2904, 7190667), (3069, 6804072), (3124, 6684282), (3267, 6391704), (3348, 6237066), (3564, 5859062), (3751, 5566968), (3834, 5446452), (3993, 5229576), (4092, 5103054), (4356, 4793778), (4402, 4743684), (4686, 4456188), (5022, 4158044), (5112, 4084839), (5324, 3922182), (5751, 3630968), (6138, 3402036), (6248, 3342141), (6534, 3195852), (6603, 3162456), (6696, 3118533), (7029, 2970792), (7128, 2929531), (7502, 2783484), (7668, 2723226), (7986, 2614788), (8184, 2551527), (8591, 2430648), (8712, 2396889), (8804, 2371842), (9207, 2268024), (9372, 2228094), (9801, 2130568), (10044, 2079022), (10648, 1961091), (11253, 1855656), (11502, 1815484), (11979, 1743192), (12276, 1701018), (13068, 1597926), (13206, 1581228), (14058, 1485396), (14641, 1426248), (15004, 1391742), (15336, 1361613), (15972, 1307394), (17182, 1215324), (17608, 1185921), (18414, 1134012), (18744, 1114047), (19602, 1065284), (19809, 1054152), (20088, 1039511), (21087, 990264), (22506, 927828), (23004, 907742), (23958, 871596), (24211, 862488), (24552, 850509), (25773, 810216), (26136, 798963), (26412, 790614), (27621, 756008), (28116, 742698), (29282, 713124), (30008, 695871), (31944, 653697), (33759, 618552), (34364, 607662), (35937, 581064), (36828, 567006), (39204, 532642), (39618, 527076), (41261, 506088), (42174, 495132), (43923, 475416), (45012, 463914), (46008, 453871), (47916, 435798), (48422, 431244), (51546, 405108), (52824, 395307), (55242, 378004), (56232, 371349), (58564, 356562), (59427, 351384), (63261, 330088), (67518, 309276), (68728, 303831), (71874, 290532), (72633, 287496), (73656, 283503), (77319, 270072), (78408, 266321), (79236, 263538), (82522, 253044), (84348, 247566), (87846, 237708), (90024, 231957), (94501, 220968), (95832, 217899), (96844, 215622), (101277, 206184), (103092, 202554), (107811, 193688), (110484, 189002), (117128, 178281), (118854, 175692), (123783, 168696), (126522, 165044), (131769, 158472), (135036, 154638), (143748, 145266)]