257056464

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:138

約数の個数: 320

約数和(自身を含む): 868515840

約数和(自身を除く): 611459376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 29, 31, 37, 42, 46, 48, 56, 58, 62, 69, 74, 84, 87, 92, 93, 111, 112, 116, 124, 138, 148, 161, 168, 174, 184, 186, 203, 217, 222, 232, 248, 259, 276, 296, 322, 336, 348, 368, 372, 406, 434, 444, 464, 483, 496, 518, 552, 592, 609, 644, 651, 667, 696, 713, 744, 777, 812, 851, 868, 888, 899, 966, 1036, 1073, 1104, 1147, 1218, 1288, 1302, 1334, 1392, 1426, 1488, 1554, 1624, 1702, 1736, 1776, 1798, 1932, 2001, 2072, 2139, 2146, 2294, 2436, 2553, 2576, 2604, 2668, 2697, 2852, 3108, 3219, 3248, 3404, 3441, 3472, 3596, 3864, 4002, 4144, 4278, 4292, 4588, 4669, 4872, 4991, 5106, 5208, 5336, 5394, 5704, 5957, 6216, 6293, 6438, 6808, 6882, 7192, 7511, 7728, 8004, 8029, 8556, 8584, 9176, 9338, 9744, 9982, 10212, 10416, 10672, 10788, 11408, 11914, 12432, 12586, 12876, 13616, 13764, 14007, 14384, 14973, 15022, 16008, 16058, 17112, 17168, 17871, 18352, 18676, 18879, 19964, 20424, 20677, 21576, 22533, 23828, 24087, 24679, 25172, 25752, 26381, 27528, 28014, 29946, 30044, 32016, 32116, 33263, 34224, 35742, 37352, 37758, 39928, 40848, 41354, 43152, 45066, 47656, 48174, 49358, 50344, 51504, 52762, 55056, 56028, 59892, 60088, 62031, 64232, 66526, 71484, 74037, 74704, 75516, 79143, 79856, 82708, 90132, 95312, 96348, 98716, 99789, 100688, 105524, 112056, 119784, 120176, 124062, 128464, 133052, 142968, 144739, 148074, 151032, 158286, 165416, 172753, 180264, 184667, 192696, 197432, 199578, 211048, 224112, 232841, 239568, 248124, 266104, 285936, 289478, 296148, 302064, 316572, 330832, 345506, 360528, 369334, 385392, 394864, 399156, 422096, 434217, 465682, 496248, 518259, 532208, 554001, 578956, 592296, 633144, 691012, 698523, 738668, 765049, 798312, 868434, 931364, 992496, 1036518, 1108002, 1157912, 1184592, 1266288, 1382024, 1397046, 1477336, 1530098, 1596624, 1736868, 1862728, 2073036, 2216004, 2295147, 2315824, 2764048, 2794092, 2954672, 3060196, 3473736, 3725456, 4146072, 4432008, 4590294, 5355343, 5588184, 6120392, 6947472, 8292144, 8864016, 9180588, 10710686, 11176368, 12240784, 16066029, 18361176, 21421372, 32132058, 36722352, 42842744, 64264116, 85685488, 128528232, 257056464]

約数ペア:

[(1, 257056464), (2, 128528232), (3, 85685488), (4, 64264116), (6, 42842744), (7, 36722352), (8, 32132058), (12, 21421372), (14, 18361176), (16, 16066029), (21, 12240784), (23, 11176368), (24, 10710686), (28, 9180588), (29, 8864016), (31, 8292144), (37, 6947472), (42, 6120392), (46, 5588184), (48, 5355343), (56, 4590294), (58, 4432008), (62, 4146072), (69, 3725456), (74, 3473736), (84, 3060196), (87, 2954672), (92, 2794092), (93, 2764048), (111, 2315824), (112, 2295147), (116, 2216004), (124, 2073036), (138, 1862728), (148, 1736868), (161, 1596624), (168, 1530098), (174, 1477336), (184, 1397046), (186, 1382024), (203, 1266288), (217, 1184592), (222, 1157912), (232, 1108002), (248, 1036518), (259, 992496), (276, 931364), (296, 868434), (322, 798312), (336, 765049), (348, 738668), (368, 698523), (372, 691012), (406, 633144), (434, 592296), (444, 578956), (464, 554001), (483, 532208), (496, 518259), (518, 496248), (552, 465682), (592, 434217), (609, 422096), (644, 399156), (651, 394864), (667, 385392), (696, 369334), (713, 360528), (744, 345506), (777, 330832), (812, 316572), (851, 302064), (868, 296148), (888, 289478), (899, 285936), (966, 266104), (1036, 248124), (1073, 239568), (1104, 232841), (1147, 224112), (1218, 211048), (1288, 199578), (1302, 197432), (1334, 192696), (1392, 184667), (1426, 180264), (1488, 172753), (1554, 165416), (1624, 158286), (1702, 151032), (1736, 148074), (1776, 144739), (1798, 142968), (1932, 133052), (2001, 128464), (2072, 124062), (2139, 120176), (2146, 119784), (2294, 112056), (2436, 105524), (2553, 100688), (2576, 99789), (2604, 98716), (2668, 96348), (2697, 95312), (2852, 90132), (3108, 82708), (3219, 79856), (3248, 79143), (3404, 75516), (3441, 74704), (3472, 74037), (3596, 71484), (3864, 66526), (4002, 64232), (4144, 62031), (4278, 60088), (4292, 59892), (4588, 56028), (4669, 55056), (4872, 52762), (4991, 51504), (5106, 50344), (5208, 49358), (5336, 48174), (5394, 47656), (5704, 45066), (5957, 43152), (6216, 41354), (6293, 40848), (6438, 39928), (6808, 37758), (6882, 37352), (7192, 35742), (7511, 34224), (7728, 33263), (8004, 32116), (8029, 32016), (8556, 30044), (8584, 29946), (9176, 28014), (9338, 27528), (9744, 26381), (9982, 25752), (10212, 25172), (10416, 24679), (10672, 24087), (10788, 23828), (11408, 22533), (11914, 21576), (12432, 20677), (12586, 20424), (12876, 19964), (13616, 18879), (13764, 18676), (14007, 18352), (14384, 17871), (14973, 17168), (15022, 17112), (16008, 16058)]