20128989888

素因数分解:

$2^6\times 3^4\times 7^2\times {\mathrm{109}}^1\times {\mathrm{727}}^1$

素因数の和:874

約数の個数: 420

約数和(自身を含む): 70143593520

約数和(自身を除く): 50014603632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 81, 84, 96, 98, 108, 109, 112, 126, 144, 147, 162, 168, 189, 192, 196, 216, 218, 224, 252, 288, 294, 324, 327, 336, 378, 392, 432, 436, 441, 448, 504, 567, 576, 588, 648, 654, 672, 727, 756, 763, 784, 864, 872, 882, 981, 1008, 1134, 1176, 1296, 1308, 1323, 1344, 1454, 1512, 1526, 1568, 1728, 1744, 1764, 1962, 2016, 2181, 2268, 2289, 2352, 2592, 2616, 2646, 2908, 2943, 3024, 3052, 3136, 3488, 3528, 3924, 3969, 4032, 4362, 4536, 4578, 4704, 5089, 5184, 5232, 5292, 5341, 5816, 5886, 6048, 6104, 6543, 6867, 6976, 7056, 7848, 7938, 8724, 8829, 9072, 9156, 9408, 10178, 10464, 10584, 10682, 11632, 11772, 12096, 12208, 13086, 13734, 14112, 15267, 15696, 15876, 16023, 17448, 17658, 18144, 18312, 19629, 20356, 20601, 20928, 21168, 21364, 23264, 23544, 24416, 26172, 27468, 28224, 30534, 31392, 31752, 32046, 34896, 35316, 35623, 36288, 36624, 39258, 40712, 41202, 42336, 42728, 45801, 46528, 47088, 48069, 48832, 52344, 54936, 58887, 61068, 61803, 62784, 63504, 64092, 69792, 70632, 71246, 73248, 78516, 79243, 81424, 82404, 84672, 85456, 91602, 94176, 96138, 104688, 106869, 109872, 117774, 122136, 123606, 127008, 128184, 137403, 139584, 141264, 142492, 144207, 146496, 157032, 158486, 162848, 164808, 170912, 183204, 188352, 192276, 209376, 213738, 219744, 235548, 237729, 244272, 247212, 254016, 256368, 274806, 282528, 284984, 288414, 314064, 316972, 320607, 325696, 329616, 341824, 366408, 384552, 412209, 418752, 427476, 432621, 439488, 471096, 475458, 488544, 494424, 512736, 549612, 554701, 565056, 569968, 576828, 628128, 633944, 641214, 659232, 713187, 732816, 769104, 824418, 854952, 865242, 942192, 950916, 961821, 977088, 988848, 1025472, 1099224, 1109402, 1139936, 1153656, 1256256, 1267888, 1282428, 1318464, 1426374, 1465632, 1538208, 1648836, 1664103, 1709904, 1730484, 1884384, 1901832, 1923642, 1977696, 2139561, 2198448, 2218804, 2279872, 2307312, 2535776, 2564856, 2852748, 2885463, 2931264, 3076416, 3297672, 3328206, 3419808, 3460968, 3768768, 3803664, 3847284, 3882907, 3955392, 4279122, 4396896, 4437608, 4614624, 4992309, 5071552, 5129712, 5705496, 5770926, 6418683, 6595344, 6656412, 6839616, 6921936, 7607328, 7694568, 7765814, 8558244, 8793792, 8875216, 9229248, 9984618, 10259424, 11410992, 11541852, 11648721, 12837366, 13190688, 13312824, 13843872, 14976927, 15214656, 15389136, 15531628, 17116488, 17750432, 19969236, 20518848, 22821984, 23083704, 23297442, 25674732, 26381376, 26625648, 27687744, 29953854, 30778272, 31063256, 34232976, 34946163, 35500864, 39938472, 44930781, 45643968, 46167408, 46594884, 51349464, 53251296, 59907708, 61556544, 62126512, 68465952, 69892326, 79876944, 89861562, 92334816, 93189768, 102698928, 104838489, 106502592, 119815416, 124253024, 136931904, 139784652, 159753888, 179723124, 184669632, 186379536, 205397856, 209676978, 239630832, 248506048, 279569304, 314515467, 319507776, 359446248, 372759072, 410795712, 419353956, 479261664, 559138608, 629030934, 718892496, 745518144, 838707912, 958523328, 1118277216, 1258061868, 1437784992, 1677415824, 2236554432, 2516123736, 2875569984, 3354831648, 5032247472, 6709663296, 10064494944, 20128989888]

約数ペア:

[(1, 20128989888), (2, 10064494944), (3, 6709663296), (4, 5032247472), (6, 3354831648), (7, 2875569984), (8, 2516123736), (9, 2236554432), (12, 1677415824), (14, 1437784992), (16, 1258061868), (18, 1118277216), (21, 958523328), (24, 838707912), (27, 745518144), (28, 718892496), (32, 629030934), (36, 559138608), (42, 479261664), (48, 419353956), (49, 410795712), (54, 372759072), (56, 359446248), (63, 319507776), (64, 314515467), (72, 279569304), (81, 248506048), (84, 239630832), (96, 209676978), (98, 205397856), (108, 186379536), (109, 184669632), (112, 179723124), (126, 159753888), (144, 139784652), (147, 136931904), (162, 124253024), (168, 119815416), (189, 106502592), (192, 104838489), (196, 102698928), (216, 93189768), (218, 92334816), (224, 89861562), (252, 79876944), (288, 69892326), (294, 68465952), (324, 62126512), (327, 61556544), (336, 59907708), (378, 53251296), (392, 51349464), (432, 46594884), (436, 46167408), (441, 45643968), (448, 44930781), (504, 39938472), (567, 35500864), (576, 34946163), (588, 34232976), (648, 31063256), (654, 30778272), (672, 29953854), (727, 27687744), (756, 26625648), (763, 26381376), (784, 25674732), (864, 23297442), (872, 23083704), (882, 22821984), (981, 20518848), (1008, 19969236), (1134, 17750432), (1176, 17116488), (1296, 15531628), (1308, 15389136), (1323, 15214656), (1344, 14976927), (1454, 13843872), (1512, 13312824), (1526, 13190688), (1568, 12837366), (1728, 11648721), (1744, 11541852), (1764, 11410992), (1962, 10259424), (2016, 9984618), (2181, 9229248), (2268, 8875216), (2289, 8793792), (2352, 8558244), (2592, 7765814), (2616, 7694568), (2646, 7607328), (2908, 6921936), (2943, 6839616), (3024, 6656412), (3052, 6595344), (3136, 6418683), (3488, 5770926), (3528, 5705496), (3924, 5129712), (3969, 5071552), (4032, 4992309), (4362, 4614624), (4536, 4437608), (4578, 4396896), (4704, 4279122), (5089, 3955392), (5184, 3882907), (5232, 3847284), (5292, 3803664), (5341, 3768768), (5816, 3460968), (5886, 3419808), (6048, 3328206), (6104, 3297672), (6543, 3076416), (6867, 2931264), (6976, 2885463), (7056, 2852748), (7848, 2564856), (7938, 2535776), (8724, 2307312), (8829, 2279872), (9072, 2218804), (9156, 2198448), (9408, 2139561), (10178, 1977696), (10464, 1923642), (10584, 1901832), (10682, 1884384), (11632, 1730484), (11772, 1709904), (12096, 1664103), (12208, 1648836), (13086, 1538208), (13734, 1465632), (14112, 1426374), (15267, 1318464), (15696, 1282428), (15876, 1267888), (16023, 1256256), (17448, 1153656), (17658, 1139936), (18144, 1109402), (18312, 1099224), (19629, 1025472), (20356, 988848), (20601, 977088), (20928, 961821), (21168, 950916), (21364, 942192), (23264, 865242), (23544, 854952), (24416, 824418), (26172, 769104), (27468, 732816), (28224, 713187), (30534, 659232), (31392, 641214), (31752, 633944), (32046, 628128), (34896, 576828), (35316, 569968), (35623, 565056), (36288, 554701), (36624, 549612), (39258, 512736), (40712, 494424), (41202, 488544), (42336, 475458), (42728, 471096), (45801, 439488), (46528, 432621), (47088, 427476), (48069, 418752), (48832, 412209), (52344, 384552), (54936, 366408), (58887, 341824), (61068, 329616), (61803, 325696), (62784, 320607), (63504, 316972), (64092, 314064), (69792, 288414), (70632, 284984), (71246, 282528), (73248, 274806), (78516, 256368), (79243, 254016), (81424, 247212), (82404, 244272), (84672, 237729), (85456, 235548), (91602, 219744), (94176, 213738), (96138, 209376), (104688, 192276), (106869, 188352), (109872, 183204), (117774, 170912), (122136, 164808), (123606, 162848), (127008, 158486), (128184, 157032), (137403, 146496), (139584, 144207), (141264, 142492)]