20517430752

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{3119}}^1$

素因数の和:3406

約数の個数: 288

約数和(自身を含む): 72120222720

約数和(自身を除く): 51602791968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 251, 252, 273, 288, 312, 336, 364, 416, 468, 502, 504, 546, 624, 672, 728, 753, 819, 936, 1004, 1008, 1092, 1248, 1456, 1506, 1638, 1757, 1872, 2008, 2016, 2184, 2259, 2912, 3012, 3119, 3263, 3276, 3514, 3744, 4016, 4368, 4518, 5271, 6024, 6238, 6526, 6552, 7028, 8032, 8736, 9036, 9357, 9789, 10542, 12048, 12476, 13052, 13104, 14056, 15813, 18072, 18714, 19578, 21084, 21833, 22841, 24096, 24952, 26104, 26208, 28071, 28112, 29367, 31626, 36144, 37428, 39156, 40547, 42168, 43666, 45682, 49904, 52208, 56142, 56224, 58734, 63252, 65499, 68523, 72288, 74856, 78312, 81094, 84336, 87332, 91364, 99808, 104416, 112284, 117468, 121641, 126504, 130998, 137046, 149712, 156624, 162188, 168672, 174664, 182728, 196497, 205569, 224568, 234936, 243282, 253008, 261996, 274092, 283829, 299424, 313248, 324376, 349328, 364923, 365456, 392994, 411138, 449136, 469872, 486564, 506016, 523992, 548184, 567658, 648752, 698656, 729846, 730912, 782869, 785988, 822276, 851487, 898272, 939744, 973128, 1047984, 1096368, 1135316, 1297504, 1459692, 1565738, 1571976, 1644552, 1702974, 1946256, 2095968, 2192736, 2270632, 2348607, 2554461, 2919384, 3131476, 3143952, 3289104, 3405948, 3892512, 4541264, 4697214, 5108922, 5480083, 5838768, 6262952, 6287904, 6578208, 6811896, 7045821, 9082528, 9394428, 10177297, 10217844, 10960166, 11677536, 12525904, 13623792, 14091642, 16440249, 18788856, 20354594, 20435688, 21920332, 25051808, 27247584, 28183284, 30531891, 32880498, 37577712, 40709188, 40871376, 43840664, 49320747, 56366568, 61063782, 65760996, 71241079, 75155424, 81418376, 81742752, 87681328, 91595673, 98641494, 112733136, 122127564, 131521992, 142482158, 162836752, 175362656, 183191346, 197282988, 213723237, 225466272, 244255128, 263043984, 284964316, 325673504, 366382692, 394565976, 427446474, 488510256, 526087968, 569928632, 641169711, 732765384, 789131952, 854892948, 977020512, 1139857264, 1282339422, 1465530768, 1578263904, 1709785896, 2279714528, 2564678844, 2931061536, 3419571792, 5129357688, 6839143584, 10258715376, 20517430752]

約数ペア:

[(1, 20517430752), (2, 10258715376), (3, 6839143584), (4, 5129357688), (6, 3419571792), (7, 2931061536), (8, 2564678844), (9, 2279714528), (12, 1709785896), (13, 1578263904), (14, 1465530768), (16, 1282339422), (18, 1139857264), (21, 977020512), (24, 854892948), (26, 789131952), (28, 732765384), (32, 641169711), (36, 569928632), (39, 526087968), (42, 488510256), (48, 427446474), (52, 394565976), (56, 366382692), (63, 325673504), (72, 284964316), (78, 263043984), (84, 244255128), (91, 225466272), (96, 213723237), (104, 197282988), (112, 183191346), (117, 175362656), (126, 162836752), (144, 142482158), (156, 131521992), (168, 122127564), (182, 112733136), (208, 98641494), (224, 91595673), (234, 87681328), (251, 81742752), (252, 81418376), (273, 75155424), (288, 71241079), (312, 65760996), (336, 61063782), (364, 56366568), (416, 49320747), (468, 43840664), (502, 40871376), (504, 40709188), (546, 37577712), (624, 32880498), (672, 30531891), (728, 28183284), (753, 27247584), (819, 25051808), (936, 21920332), (1004, 20435688), (1008, 20354594), (1092, 18788856), (1248, 16440249), (1456, 14091642), (1506, 13623792), (1638, 12525904), (1757, 11677536), (1872, 10960166), (2008, 10217844), (2016, 10177297), (2184, 9394428), (2259, 9082528), (2912, 7045821), (3012, 6811896), (3119, 6578208), (3263, 6287904), (3276, 6262952), (3514, 5838768), (3744, 5480083), (4016, 5108922), (4368, 4697214), (4518, 4541264), (5271, 3892512), (6024, 3405948), (6238, 3289104), (6526, 3143952), (6552, 3131476), (7028, 2919384), (8032, 2554461), (8736, 2348607), (9036, 2270632), (9357, 2192736), (9789, 2095968), (10542, 1946256), (12048, 1702974), (12476, 1644552), (13052, 1571976), (13104, 1565738), (14056, 1459692), (15813, 1297504), (18072, 1135316), (18714, 1096368), (19578, 1047984), (21084, 973128), (21833, 939744), (22841, 898272), (24096, 851487), (24952, 822276), (26104, 785988), (26208, 782869), (28071, 730912), (28112, 729846), (29367, 698656), (31626, 648752), (36144, 567658), (37428, 548184), (39156, 523992), (40547, 506016), (42168, 486564), (43666, 469872), (45682, 449136), (49904, 411138), (52208, 392994), (56142, 365456), (56224, 364923), (58734, 349328), (63252, 324376), (65499, 313248), (68523, 299424), (72288, 283829), (74856, 274092), (78312, 261996), (81094, 253008), (84336, 243282), (87332, 234936), (91364, 224568), (99808, 205569), (104416, 196497), (112284, 182728), (117468, 174664), (121641, 168672), (126504, 162188), (130998, 156624), (137046, 149712)]