261283968

素因数分解:

$2^7\times 3^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 320

約数和(自身を含む): 888624000

約数和(自身を除く): 627340032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 29, 32, 33, 36, 44, 48, 54, 58, 64, 66, 72, 79, 81, 87, 88, 96, 99, 108, 116, 128, 132, 144, 158, 162, 174, 176, 192, 198, 216, 232, 237, 261, 264, 288, 297, 316, 319, 324, 348, 352, 384, 396, 432, 464, 474, 522, 528, 576, 594, 632, 638, 648, 696, 704, 711, 783, 792, 864, 869, 891, 928, 948, 957, 1044, 1056, 1152, 1188, 1264, 1276, 1296, 1392, 1408, 1422, 1566, 1584, 1728, 1738, 1782, 1856, 1896, 1914, 2088, 2112, 2133, 2291, 2349, 2376, 2528, 2552, 2592, 2607, 2784, 2844, 2871, 3132, 3168, 3456, 3476, 3564, 3712, 3792, 3828, 4176, 4224, 4266, 4582, 4698, 4752, 5056, 5104, 5184, 5214, 5568, 5688, 5742, 6264, 6336, 6399, 6873, 6952, 7128, 7584, 7656, 7821, 8352, 8532, 8613, 9164, 9396, 9504, 10112, 10208, 10368, 10428, 11136, 11376, 11484, 12528, 12672, 12798, 13746, 13904, 14256, 15168, 15312, 15642, 16704, 17064, 17226, 18328, 18792, 19008, 20416, 20619, 20856, 22752, 22968, 23463, 25056, 25201, 25596, 25839, 27492, 27808, 28512, 30336, 30624, 31284, 33408, 34128, 34452, 36656, 37584, 38016, 40832, 41238, 41712, 45504, 45936, 46926, 50112, 50402, 51192, 51678, 54984, 55616, 57024, 61248, 61857, 62568, 68256, 68904, 70389, 73312, 75168, 75603, 82476, 83424, 91008, 91872, 93852, 100224, 100804, 102384, 103356, 109968, 111232, 114048, 122496, 123714, 125136, 136512, 137808, 140778, 146624, 150336, 151206, 164952, 166848, 183744, 185571, 187704, 201608, 204768, 206712, 219936, 226809, 247428, 250272, 273024, 275616, 281556, 293248, 300672, 302412, 329904, 333696, 367488, 371142, 375408, 403216, 409536, 413424, 439872, 453618, 494856, 500544, 551232, 563112, 604824, 659808, 680427, 742284, 750816, 806432, 819072, 826848, 879744, 907236, 989712, 1001088, 1102464, 1126224, 1209648, 1319616, 1360854, 1484568, 1501632, 1612864, 1653696, 1814472, 1979424, 2041281, 2252448, 2419296, 2639232, 2721708, 2969136, 3003264, 3225728, 3307392, 3628944, 3958848, 4082562, 4504896, 4838592, 5443416, 5938272, 7257888, 7917696, 8165124, 9009792, 9677184, 10886832, 11876544, 14515776, 16330248, 21773664, 23753088, 29031552, 32660496, 43547328, 65320992, 87094656, 130641984, 261283968]

約数ペア:

[(1, 261283968), (2, 130641984), (3, 87094656), (4, 65320992), (6, 43547328), (8, 32660496), (9, 29031552), (11, 23753088), (12, 21773664), (16, 16330248), (18, 14515776), (22, 11876544), (24, 10886832), (27, 9677184), (29, 9009792), (32, 8165124), (33, 7917696), (36, 7257888), (44, 5938272), (48, 5443416), (54, 4838592), (58, 4504896), (64, 4082562), (66, 3958848), (72, 3628944), (79, 3307392), (81, 3225728), (87, 3003264), (88, 2969136), (96, 2721708), (99, 2639232), (108, 2419296), (116, 2252448), (128, 2041281), (132, 1979424), (144, 1814472), (158, 1653696), (162, 1612864), (174, 1501632), (176, 1484568), (192, 1360854), (198, 1319616), (216, 1209648), (232, 1126224), (237, 1102464), (261, 1001088), (264, 989712), (288, 907236), (297, 879744), (316, 826848), (319, 819072), (324, 806432), (348, 750816), (352, 742284), (384, 680427), (396, 659808), (432, 604824), (464, 563112), (474, 551232), (522, 500544), (528, 494856), (576, 453618), (594, 439872), (632, 413424), (638, 409536), (648, 403216), (696, 375408), (704, 371142), (711, 367488), (783, 333696), (792, 329904), (864, 302412), (869, 300672), (891, 293248), (928, 281556), (948, 275616), (957, 273024), (1044, 250272), (1056, 247428), (1152, 226809), (1188, 219936), (1264, 206712), (1276, 204768), (1296, 201608), (1392, 187704), (1408, 185571), (1422, 183744), (1566, 166848), (1584, 164952), (1728, 151206), (1738, 150336), (1782, 146624), (1856, 140778), (1896, 137808), (1914, 136512), (2088, 125136), (2112, 123714), (2133, 122496), (2291, 114048), (2349, 111232), (2376, 109968), (2528, 103356), (2552, 102384), (2592, 100804), (2607, 100224), (2784, 93852), (2844, 91872), (2871, 91008), (3132, 83424), (3168, 82476), (3456, 75603), (3476, 75168), (3564, 73312), (3712, 70389), (3792, 68904), (3828, 68256), (4176, 62568), (4224, 61857), (4266, 61248), (4582, 57024), (4698, 55616), (4752, 54984), (5056, 51678), (5104, 51192), (5184, 50402), (5214, 50112), (5568, 46926), (5688, 45936), (5742, 45504), (6264, 41712), (6336, 41238), (6399, 40832), (6873, 38016), (6952, 37584), (7128, 36656), (7584, 34452), (7656, 34128), (7821, 33408), (8352, 31284), (8532, 30624), (8613, 30336), (9164, 28512), (9396, 27808), (9504, 27492), (10112, 25839), (10208, 25596), (10368, 25201), (10428, 25056), (11136, 23463), (11376, 22968), (11484, 22752), (12528, 20856), (12672, 20619), (12798, 20416), (13746, 19008), (13904, 18792), (14256, 18328), (15168, 17226), (15312, 17064), (15642, 16704)]