261161472

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:115

約数の個数: 320

約数和(自身を含む): 866194560

約数和(自身を除く): 605033088

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 29, 32, 33, 39, 41, 44, 48, 52, 58, 64, 66, 78, 82, 87, 88, 96, 104, 116, 123, 128, 132, 143, 156, 164, 174, 176, 192, 208, 232, 246, 256, 264, 286, 312, 319, 328, 348, 352, 377, 384, 416, 429, 451, 464, 492, 512, 528, 533, 572, 624, 638, 656, 696, 704, 754, 768, 832, 858, 902, 928, 957, 984, 1056, 1066, 1131, 1144, 1189, 1248, 1276, 1312, 1353, 1392, 1408, 1508, 1536, 1599, 1664, 1716, 1804, 1856, 1914, 1968, 2112, 2132, 2262, 2288, 2378, 2496, 2552, 2624, 2706, 2784, 2816, 3016, 3198, 3328, 3432, 3567, 3608, 3712, 3828, 3936, 4147, 4224, 4264, 4524, 4576, 4756, 4992, 5104, 5248, 5412, 5568, 5632, 5863, 6032, 6396, 6656, 6864, 7134, 7216, 7424, 7656, 7872, 8294, 8448, 8528, 9048, 9152, 9512, 9984, 10208, 10496, 10824, 11136, 11726, 12064, 12441, 12792, 13079, 13728, 14268, 14432, 14848, 15312, 15457, 15744, 16588, 16896, 17056, 17589, 18096, 18304, 19024, 19968, 20416, 20992, 21648, 22272, 23452, 24128, 24882, 25584, 26158, 27456, 28536, 28864, 30624, 30914, 31488, 33176, 34112, 35178, 36192, 36608, 38048, 39237, 40832, 43296, 44544, 46371, 46904, 48256, 49764, 51168, 52316, 54912, 57072, 57728, 61248, 61828, 62976, 66352, 68224, 70356, 72384, 73216, 76096, 78474, 81664, 86592, 92742, 93808, 96512, 99528, 102336, 104632, 109824, 114144, 115456, 122496, 123656, 132704, 136448, 140712, 144768, 152192, 156948, 163328, 170027, 173184, 185484, 187616, 193024, 199056, 204672, 209264, 219648, 228288, 230912, 244992, 247312, 265408, 272896, 281424, 289536, 304384, 313896, 340054, 346368, 370968, 375232, 398112, 409344, 418528, 456576, 489984, 494624, 510081, 530816, 562848, 579072, 608768, 627792, 680108, 692736, 741936, 750464, 796224, 818688, 837056, 913152, 989248, 1020162, 1061632, 1125696, 1255584, 1360216, 1483872, 1500928, 1592448, 1674112, 1826304, 1978496, 2040324, 2123264, 2251392, 2511168, 2720432, 2967744, 3001856, 3184896, 3348224, 3956992, 4080648, 4502784, 5022336, 5440864, 5935488, 6369792, 6696448, 7913984, 8161296, 9005568, 10044672, 10881728, 11870976, 16322592, 20089344, 21763456, 23741952, 32645184, 43526912, 65290368, 87053824, 130580736, 261161472]

約数ペア:

[(1, 261161472), (2, 130580736), (3, 87053824), (4, 65290368), (6, 43526912), (8, 32645184), (11, 23741952), (12, 21763456), (13, 20089344), (16, 16322592), (22, 11870976), (24, 10881728), (26, 10044672), (29, 9005568), (32, 8161296), (33, 7913984), (39, 6696448), (41, 6369792), (44, 5935488), (48, 5440864), (52, 5022336), (58, 4502784), (64, 4080648), (66, 3956992), (78, 3348224), (82, 3184896), (87, 3001856), (88, 2967744), (96, 2720432), (104, 2511168), (116, 2251392), (123, 2123264), (128, 2040324), (132, 1978496), (143, 1826304), (156, 1674112), (164, 1592448), (174, 1500928), (176, 1483872), (192, 1360216), (208, 1255584), (232, 1125696), (246, 1061632), (256, 1020162), (264, 989248), (286, 913152), (312, 837056), (319, 818688), (328, 796224), (348, 750464), (352, 741936), (377, 692736), (384, 680108), (416, 627792), (429, 608768), (451, 579072), (464, 562848), (492, 530816), (512, 510081), (528, 494624), (533, 489984), (572, 456576), (624, 418528), (638, 409344), (656, 398112), (696, 375232), (704, 370968), (754, 346368), (768, 340054), (832, 313896), (858, 304384), (902, 289536), (928, 281424), (957, 272896), (984, 265408), (1056, 247312), (1066, 244992), (1131, 230912), (1144, 228288), (1189, 219648), (1248, 209264), (1276, 204672), (1312, 199056), (1353, 193024), (1392, 187616), (1408, 185484), (1508, 173184), (1536, 170027), (1599, 163328), (1664, 156948), (1716, 152192), (1804, 144768), (1856, 140712), (1914, 136448), (1968, 132704), (2112, 123656), (2132, 122496), (2262, 115456), (2288, 114144), (2378, 109824), (2496, 104632), (2552, 102336), (2624, 99528), (2706, 96512), (2784, 93808), (2816, 92742), (3016, 86592), (3198, 81664), (3328, 78474), (3432, 76096), (3567, 73216), (3608, 72384), (3712, 70356), (3828, 68224), (3936, 66352), (4147, 62976), (4224, 61828), (4264, 61248), (4524, 57728), (4576, 57072), (4756, 54912), (4992, 52316), (5104, 51168), (5248, 49764), (5412, 48256), (5568, 46904), (5632, 46371), (5863, 44544), (6032, 43296), (6396, 40832), (6656, 39237), (6864, 38048), (7134, 36608), (7216, 36192), (7424, 35178), (7656, 34112), (7872, 33176), (8294, 31488), (8448, 30914), (8528, 30624), (9048, 28864), (9152, 28536), (9512, 27456), (9984, 26158), (10208, 25584), (10496, 24882), (10824, 24128), (11136, 23452), (11726, 22272), (12064, 21648), (12441, 20992), (12792, 20416), (13079, 19968), (13728, 19024), (14268, 18304), (14432, 18096), (14848, 17589), (15312, 17056), (15457, 16896), (15744, 16588)]