257020416

素因数分解:

$2^9\times 3^2\times {\mathrm{17}}^2\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 180

約数和(自身を含む): 792061842

約数和(自身を除く): 535041426

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 128, 136, 144, 153, 192, 193, 204, 256, 272, 288, 289, 306, 384, 386, 408, 512, 544, 576, 578, 579, 612, 768, 772, 816, 867, 1088, 1152, 1156, 1158, 1224, 1536, 1544, 1632, 1734, 1737, 2176, 2304, 2312, 2316, 2448, 2601, 3088, 3264, 3281, 3468, 3474, 4352, 4608, 4624, 4632, 4896, 5202, 6176, 6528, 6562, 6936, 6948, 8704, 9248, 9264, 9792, 9843, 10404, 12352, 13056, 13124, 13872, 13896, 18496, 18528, 19584, 19686, 20808, 24704, 26112, 26248, 27744, 27792, 29529, 36992, 37056, 39168, 39372, 41616, 49408, 52496, 55488, 55584, 55777, 59058, 73984, 74112, 78336, 78744, 83232, 98816, 104992, 110976, 111168, 111554, 118116, 147968, 148224, 157488, 166464, 167331, 209984, 221952, 222336, 223108, 236232, 296448, 314976, 332928, 334662, 419968, 443904, 444672, 446216, 472464, 501993, 629952, 665856, 669324, 839936, 889344, 892432, 944928, 1003986, 1259904, 1331712, 1338648, 1679872, 1784864, 1889856, 2007972, 2519808, 2677296, 3569728, 3779712, 4015944, 5039616, 5354592, 7139456, 7559424, 8031888, 10709184, 14278912, 15118848, 16063776, 21418368, 28557824, 32127552, 42836736, 64255104, 85673472, 128510208, 257020416]

約数ペア:

[(1, 257020416), (2, 128510208), (3, 85673472), (4, 64255104), (6, 42836736), (8, 32127552), (9, 28557824), (12, 21418368), (16, 16063776), (17, 15118848), (18, 14278912), (24, 10709184), (32, 8031888), (34, 7559424), (36, 7139456), (48, 5354592), (51, 5039616), (64, 4015944), (68, 3779712), (72, 3569728), (96, 2677296), (102, 2519808), (128, 2007972), (136, 1889856), (144, 1784864), (153, 1679872), (192, 1338648), (193, 1331712), (204, 1259904), (256, 1003986), (272, 944928), (288, 892432), (289, 889344), (306, 839936), (384, 669324), (386, 665856), (408, 629952), (512, 501993), (544, 472464), (576, 446216), (578, 444672), (579, 443904), (612, 419968), (768, 334662), (772, 332928), (816, 314976), (867, 296448), (1088, 236232), (1152, 223108), (1156, 222336), (1158, 221952), (1224, 209984), (1536, 167331), (1544, 166464), (1632, 157488), (1734, 148224), (1737, 147968), (2176, 118116), (2304, 111554), (2312, 111168), (2316, 110976), (2448, 104992), (2601, 98816), (3088, 83232), (3264, 78744), (3281, 78336), (3468, 74112), (3474, 73984), (4352, 59058), (4608, 55777), (4624, 55584), (4632, 55488), (4896, 52496), (5202, 49408), (6176, 41616), (6528, 39372), (6562, 39168), (6936, 37056), (6948, 36992), (8704, 29529), (9248, 27792), (9264, 27744), (9792, 26248), (9843, 26112), (10404, 24704), (12352, 20808), (13056, 19686), (13124, 19584), (13872, 18528), (13896, 18496)]