1620896256

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1683

約数の個数: 240

約数和(自身を含む): 5522170368

約数和(自身を除く): 3901274112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 84, 93, 96, 112, 124, 126, 128, 144, 168, 186, 192, 217, 224, 248, 252, 256, 279, 288, 336, 372, 384, 434, 448, 496, 504, 512, 558, 576, 651, 672, 744, 768, 868, 896, 992, 1008, 1116, 1152, 1302, 1344, 1488, 1536, 1621, 1736, 1792, 1953, 1984, 2016, 2232, 2304, 2604, 2688, 2976, 3242, 3472, 3584, 3906, 3968, 4032, 4464, 4608, 4863, 5208, 5376, 5952, 6484, 6944, 7812, 7936, 8064, 8928, 9726, 10416, 10752, 11347, 11904, 12968, 13888, 14589, 15624, 15872, 16128, 17856, 19452, 20832, 22694, 23808, 25936, 27776, 29178, 31248, 32256, 34041, 35712, 38904, 41664, 45388, 47616, 50251, 51872, 55552, 58356, 62496, 68082, 71424, 77808, 83328, 90776, 100502, 102123, 103744, 111104, 116712, 124992, 136164, 142848, 150753, 155616, 166656, 181552, 201004, 204246, 207488, 233424, 249984, 272328, 301506, 311232, 333312, 351757, 363104, 402008, 408492, 414976, 452259, 466848, 499968, 544656, 603012, 622464, 703514, 726208, 804016, 816984, 829952, 904518, 933696, 999936, 1055271, 1089312, 1206024, 1244928, 1407028, 1452416, 1608032, 1633968, 1809036, 1867392, 2110542, 2178624, 2412048, 2489856, 2814056, 2904832, 3165813, 3216064, 3267936, 3618072, 3734784, 4221084, 4357248, 4824096, 5628112, 5809664, 6331626, 6432128, 6535872, 7236144, 7469568, 8442168, 8714496, 9648192, 11256224, 12663252, 12864256, 13071744, 14472288, 16884336, 17428992, 19296384, 22512448, 25326504, 25728512, 26143488, 28944576, 33768672, 38592768, 45024896, 50653008, 52286976, 57889152, 67537344, 77185536, 90049792, 101306016, 115778304, 135074688, 180099584, 202612032, 231556608, 270149376, 405224064, 540298752, 810448128, 1620896256]

約数ペア:

[(1, 1620896256), (2, 810448128), (3, 540298752), (4, 405224064), (6, 270149376), (7, 231556608), (8, 202612032), (9, 180099584), (12, 135074688), (14, 115778304), (16, 101306016), (18, 90049792), (21, 77185536), (24, 67537344), (28, 57889152), (31, 52286976), (32, 50653008), (36, 45024896), (42, 38592768), (48, 33768672), (56, 28944576), (62, 26143488), (63, 25728512), (64, 25326504), (72, 22512448), (84, 19296384), (93, 17428992), (96, 16884336), (112, 14472288), (124, 13071744), (126, 12864256), (128, 12663252), (144, 11256224), (168, 9648192), (186, 8714496), (192, 8442168), (217, 7469568), (224, 7236144), (248, 6535872), (252, 6432128), (256, 6331626), (279, 5809664), (288, 5628112), (336, 4824096), (372, 4357248), (384, 4221084), (434, 3734784), (448, 3618072), (496, 3267936), (504, 3216064), (512, 3165813), (558, 2904832), (576, 2814056), (651, 2489856), (672, 2412048), (744, 2178624), (768, 2110542), (868, 1867392), (896, 1809036), (992, 1633968), (1008, 1608032), (1116, 1452416), (1152, 1407028), (1302, 1244928), (1344, 1206024), (1488, 1089312), (1536, 1055271), (1621, 999936), (1736, 933696), (1792, 904518), (1953, 829952), (1984, 816984), (2016, 804016), (2232, 726208), (2304, 703514), (2604, 622464), (2688, 603012), (2976, 544656), (3242, 499968), (3472, 466848), (3584, 452259), (3906, 414976), (3968, 408492), (4032, 402008), (4464, 363104), (4608, 351757), (4863, 333312), (5208, 311232), (5376, 301506), (5952, 272328), (6484, 249984), (6944, 233424), (7812, 207488), (7936, 204246), (8064, 201004), (8928, 181552), (9726, 166656), (10416, 155616), (10752, 150753), (11347, 142848), (11904, 136164), (12968, 124992), (13888, 116712), (14589, 111104), (15624, 103744), (15872, 102123), (16128, 100502), (17856, 90776), (19452, 83328), (20832, 77808), (22694, 71424), (23808, 68082), (25936, 62496), (27776, 58356), (29178, 55552), (31248, 51872), (32256, 50251), (34041, 47616), (35712, 45388), (38904, 41664)]