20745937056

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 384

約数和(自身を含む): 64486195200

約数和(自身を除く): 43740258144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 31, 32, 38, 39, 48, 52, 57, 62, 76, 78, 93, 96, 104, 114, 124, 152, 156, 167, 169, 186, 208, 228, 247, 248, 304, 312, 334, 338, 372, 403, 416, 456, 494, 496, 501, 507, 589, 608, 624, 668, 676, 741, 744, 806, 912, 988, 992, 1002, 1014, 1178, 1209, 1248, 1336, 1352, 1482, 1488, 1612, 1767, 1824, 1976, 2004, 2028, 2171, 2197, 2356, 2418, 2672, 2704, 2964, 2976, 3173, 3211, 3224, 3534, 3952, 4008, 4056, 4342, 4394, 4712, 4836, 5177, 5239, 5344, 5408, 5928, 6346, 6422, 6448, 6513, 6591, 7068, 7657, 7904, 8016, 8112, 8684, 8788, 9424, 9519, 9633, 9672, 10354, 10478, 11856, 12692, 12844, 12896, 13026, 13182, 14136, 15314, 15531, 15717, 16032, 16224, 17368, 17576, 18848, 19038, 19266, 19344, 20708, 20956, 22971, 23712, 25384, 25688, 26052, 26364, 28223, 28272, 30628, 31062, 31434, 34736, 35152, 38076, 38532, 38688, 41249, 41416, 41743, 41912, 45942, 50768, 51376, 52104, 52728, 56446, 56544, 61256, 62124, 62868, 67301, 68107, 69472, 70304, 76152, 77064, 82498, 82832, 83486, 83824, 84669, 91884, 98363, 99541, 101536, 102752, 104208, 105456, 112892, 122512, 123747, 124248, 125229, 125736, 134602, 136214, 152304, 154128, 164996, 165664, 166972, 167648, 169338, 183768, 196726, 199082, 201903, 204321, 208416, 210912, 225784, 245024, 247494, 248496, 250458, 251472, 269204, 272428, 295089, 298623, 304608, 308256, 329992, 333944, 338676, 366899, 367536, 393452, 398164, 403806, 408642, 451568, 494988, 496992, 500916, 502944, 536237, 538408, 544856, 590178, 597246, 659984, 667888, 677352, 733798, 735072, 786904, 796328, 807612, 817284, 874913, 903136, 989976, 1001832, 1072474, 1076816, 1089712, 1100697, 1180356, 1194492, 1278719, 1294033, 1319968, 1335776, 1354704, 1467596, 1573808, 1592656, 1608711, 1615224, 1634568, 1749826, 1979952, 2003664, 2144948, 2153632, 2179424, 2201394, 2360712, 2388984, 2557438, 2588066, 2624739, 2709408, 2935192, 3147616, 3185312, 3217422, 3230448, 3269136, 3499652, 3836157, 3882099, 3959904, 4007328, 4289896, 4402788, 4721424, 4777968, 5114876, 5176132, 5249478, 5870384, 6434844, 6460896, 6538272, 6971081, 6999304, 7672314, 7764198, 8579792, 8805576, 9442848, 9555936, 10229752, 10352264, 10498956, 11373869, 11740768, 12869688, 13942162, 13998608, 15344628, 15528396, 16623347, 17159584, 17611152, 20459504, 20704528, 20913243, 20997912, 22747738, 25739376, 27884324, 27997216, 30689256, 31056792, 33246694, 34121607, 35222304, 40919008, 41409056, 41826486, 41995824, 45495476, 49870041, 51478752, 55768648, 61378512, 62113584, 66493388, 68243214, 83652972, 83991648, 90990952, 99740082, 111537296, 122757024, 124227168, 132986776, 136486428, 167305944, 181981904, 199480164, 216103511, 223074592, 265973552, 272972856, 334611888, 363963808, 398960328, 432207022, 531947104, 545945712, 648310533, 669223776, 797920656, 864414044, 1091891424, 1296621066, 1595841312, 1728828088, 2593242132, 3457656176, 5186484264, 6915312352, 10372968528, 20745937056]

約数ペア:

[(1, 20745937056), (2, 10372968528), (3, 6915312352), (4, 5186484264), (6, 3457656176), (8, 2593242132), (12, 1728828088), (13, 1595841312), (16, 1296621066), (19, 1091891424), (24, 864414044), (26, 797920656), (31, 669223776), (32, 648310533), (38, 545945712), (39, 531947104), (48, 432207022), (52, 398960328), (57, 363963808), (62, 334611888), (76, 272972856), (78, 265973552), (93, 223074592), (96, 216103511), (104, 199480164), (114, 181981904), (124, 167305944), (152, 136486428), (156, 132986776), (167, 124227168), (169, 122757024), (186, 111537296), (208, 99740082), (228, 90990952), (247, 83991648), (248, 83652972), (304, 68243214), (312, 66493388), (334, 62113584), (338, 61378512), (372, 55768648), (403, 51478752), (416, 49870041), (456, 45495476), (494, 41995824), (496, 41826486), (501, 41409056), (507, 40919008), (589, 35222304), (608, 34121607), (624, 33246694), (668, 31056792), (676, 30689256), (741, 27997216), (744, 27884324), (806, 25739376), (912, 22747738), (988, 20997912), (992, 20913243), (1002, 20704528), (1014, 20459504), (1178, 17611152), (1209, 17159584), (1248, 16623347), (1336, 15528396), (1352, 15344628), (1482, 13998608), (1488, 13942162), (1612, 12869688), (1767, 11740768), (1824, 11373869), (1976, 10498956), (2004, 10352264), (2028, 10229752), (2171, 9555936), (2197, 9442848), (2356, 8805576), (2418, 8579792), (2672, 7764198), (2704, 7672314), (2964, 6999304), (2976, 6971081), (3173, 6538272), (3211, 6460896), (3224, 6434844), (3534, 5870384), (3952, 5249478), (4008, 5176132), (4056, 5114876), (4342, 4777968), (4394, 4721424), (4712, 4402788), (4836, 4289896), (5177, 4007328), (5239, 3959904), (5344, 3882099), (5408, 3836157), (5928, 3499652), (6346, 3269136), (6422, 3230448), (6448, 3217422), (6513, 3185312), (6591, 3147616), (7068, 2935192), (7657, 2709408), (7904, 2624739), (8016, 2588066), (8112, 2557438), (8684, 2388984), (8788, 2360712), (9424, 2201394), (9519, 2179424), (9633, 2153632), (9672, 2144948), (10354, 2003664), (10478, 1979952), (11856, 1749826), (12692, 1634568), (12844, 1615224), (12896, 1608711), (13026, 1592656), (13182, 1573808), (14136, 1467596), (15314, 1354704), (15531, 1335776), (15717, 1319968), (16032, 1294033), (16224, 1278719), (17368, 1194492), (17576, 1180356), (18848, 1100697), (19038, 1089712), (19266, 1076816), (19344, 1072474), (20708, 1001832), (20956, 989976), (22971, 903136), (23712, 874913), (25384, 817284), (25688, 807612), (26052, 796328), (26364, 786904), (28223, 735072), (28272, 733798), (30628, 677352), (31062, 667888), (31434, 659984), (34736, 597246), (35152, 590178), (38076, 544856), (38532, 538408), (38688, 536237), (41249, 502944), (41416, 500916), (41743, 496992), (41912, 494988), (45942, 451568), (50768, 408642), (51376, 403806), (52104, 398164), (52728, 393452), (56446, 367536), (56544, 366899), (61256, 338676), (62124, 333944), (62868, 329992), (67301, 308256), (68107, 304608), (69472, 298623), (70304, 295089), (76152, 272428), (77064, 269204), (82498, 251472), (82832, 250458), (83486, 248496), (83824, 247494), (84669, 245024), (91884, 225784), (98363, 210912), (99541, 208416), (101536, 204321), (102752, 201903), (104208, 199082), (105456, 196726), (112892, 183768), (122512, 169338), (123747, 167648), (124248, 166972), (125229, 165664), (125736, 164996), (134602, 154128), (136214, 152304)]