215208448

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 160

約数和(自身を含む): 549964800

約数和(自身を除く): 334756352

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 149, 182, 208, 217, 224, 248, 256, 298, 364, 403, 416, 434, 448, 496, 512, 596, 728, 806, 832, 868, 896, 992, 1043, 1192, 1456, 1612, 1664, 1736, 1792, 1937, 1984, 2086, 2384, 2821, 2912, 3224, 3328, 3472, 3584, 3874, 3968, 4172, 4619, 4768, 5642, 5824, 6448, 6656, 6944, 7748, 7936, 8344, 9238, 9536, 11284, 11648, 12896, 13559, 13888, 15496, 15872, 16688, 18476, 19072, 22568, 23296, 25792, 27118, 27776, 30992, 32333, 33376, 36952, 38144, 45136, 46592, 51584, 54236, 55552, 60047, 61984, 64666, 66752, 73904, 76288, 90272, 103168, 108472, 111104, 120094, 123968, 129332, 133504, 147808, 180544, 206336, 216944, 240188, 247936, 258664, 267008, 295616, 361088, 420329, 433888, 480376, 495872, 517328, 534016, 591232, 722176, 840658, 867776, 960752, 991744, 1034656, 1182464, 1444352, 1681316, 1735552, 1921504, 2069312, 2364928, 3362632, 3471104, 3843008, 4138624, 6725264, 6942208, 7686016, 8277248, 13450528, 15372032, 16554496, 26901056, 30744064, 53802112, 107604224, 215208448]

約数ペア:

[(1, 215208448), (2, 107604224), (4, 53802112), (7, 30744064), (8, 26901056), (13, 16554496), (14, 15372032), (16, 13450528), (26, 8277248), (28, 7686016), (31, 6942208), (32, 6725264), (52, 4138624), (56, 3843008), (62, 3471104), (64, 3362632), (91, 2364928), (104, 2069312), (112, 1921504), (124, 1735552), (128, 1681316), (149, 1444352), (182, 1182464), (208, 1034656), (217, 991744), (224, 960752), (248, 867776), (256, 840658), (298, 722176), (364, 591232), (403, 534016), (416, 517328), (434, 495872), (448, 480376), (496, 433888), (512, 420329), (596, 361088), (728, 295616), (806, 267008), (832, 258664), (868, 247936), (896, 240188), (992, 216944), (1043, 206336), (1192, 180544), (1456, 147808), (1612, 133504), (1664, 129332), (1736, 123968), (1792, 120094), (1937, 111104), (1984, 108472), (2086, 103168), (2384, 90272), (2821, 76288), (2912, 73904), (3224, 66752), (3328, 64666), (3472, 61984), (3584, 60047), (3874, 55552), (3968, 54236), (4172, 51584), (4619, 46592), (4768, 45136), (5642, 38144), (5824, 36952), (6448, 33376), (6656, 32333), (6944, 30992), (7748, 27776), (7936, 27118), (8344, 25792), (9238, 23296), (9536, 22568), (11284, 19072), (11648, 18476), (12896, 16688), (13559, 15872), (13888, 15496)]