256971456

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 336

約数和(自身を含む): 935760384

約数和(自身を除く): 678788928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 23, 24, 28, 32, 34, 36, 42, 46, 48, 51, 56, 63, 64, 68, 69, 72, 84, 92, 96, 102, 112, 119, 126, 136, 138, 144, 153, 161, 163, 168, 184, 192, 204, 207, 224, 238, 252, 272, 276, 288, 306, 322, 326, 336, 357, 368, 391, 408, 414, 448, 476, 483, 489, 504, 544, 552, 576, 612, 644, 652, 672, 714, 736, 782, 816, 828, 952, 966, 978, 1008, 1071, 1088, 1104, 1141, 1173, 1224, 1288, 1304, 1344, 1428, 1449, 1467, 1472, 1564, 1632, 1656, 1904, 1932, 1956, 2016, 2142, 2208, 2282, 2346, 2448, 2576, 2608, 2737, 2771, 2856, 2898, 2934, 3128, 3264, 3312, 3423, 3519, 3749, 3808, 3864, 3912, 4032, 4284, 4416, 4564, 4692, 4896, 5152, 5216, 5474, 5542, 5712, 5796, 5868, 6256, 6624, 6846, 7038, 7498, 7616, 7728, 7824, 8211, 8313, 8568, 9128, 9384, 9792, 10269, 10304, 10432, 10948, 11084, 11247, 11424, 11592, 11736, 12512, 13248, 13692, 14076, 14996, 15456, 15648, 16422, 16626, 17136, 18256, 18768, 19397, 20538, 21896, 22168, 22494, 22848, 23184, 23472, 24633, 24939, 25024, 26243, 27384, 28152, 29992, 30912, 31296, 32844, 33252, 33741, 34272, 36512, 37536, 38794, 41076, 43792, 44336, 44988, 46368, 46944, 49266, 49878, 52486, 54768, 56304, 58191, 59984, 63733, 65688, 66504, 67482, 68544, 73024, 75072, 77588, 78729, 82152, 87584, 88672, 89976, 92736, 93888, 98532, 99756, 104972, 109536, 112608, 116382, 119968, 127466, 131376, 133008, 134964, 155176, 157458, 164304, 174573, 175168, 177344, 179952, 191199, 197064, 199512, 209944, 219072, 225216, 232764, 236187, 239936, 254932, 262752, 266016, 269928, 310352, 314916, 328608, 349146, 359904, 382398, 394128, 399024, 419888, 446131, 465528, 472374, 509864, 525504, 532032, 539856, 573597, 620704, 629832, 657216, 698292, 719808, 764796, 788256, 798048, 839776, 892262, 931056, 944748, 1019728, 1079712, 1147194, 1241408, 1259664, 1338393, 1396584, 1529592, 1576512, 1596096, 1679552, 1784524, 1862112, 1889496, 2039456, 2159424, 2294388, 2519328, 2676786, 2793168, 3059184, 3569048, 3724224, 3778992, 4015179, 4078912, 4588776, 5038656, 5353572, 5586336, 6118368, 7138096, 7557984, 8030358, 9177552, 10707144, 11172672, 12236736, 14276192, 15115968, 16060716, 18355104, 21414288, 28552384, 32121432, 36710208, 42828576, 64242864, 85657152, 128485728, 256971456]

約数ペア:

[(1, 256971456), (2, 128485728), (3, 85657152), (4, 64242864), (6, 42828576), (7, 36710208), (8, 32121432), (9, 28552384), (12, 21414288), (14, 18355104), (16, 16060716), (17, 15115968), (18, 14276192), (21, 12236736), (23, 11172672), (24, 10707144), (28, 9177552), (32, 8030358), (34, 7557984), (36, 7138096), (42, 6118368), (46, 5586336), (48, 5353572), (51, 5038656), (56, 4588776), (63, 4078912), (64, 4015179), (68, 3778992), (69, 3724224), (72, 3569048), (84, 3059184), (92, 2793168), (96, 2676786), (102, 2519328), (112, 2294388), (119, 2159424), (126, 2039456), (136, 1889496), (138, 1862112), (144, 1784524), (153, 1679552), (161, 1596096), (163, 1576512), (168, 1529592), (184, 1396584), (192, 1338393), (204, 1259664), (207, 1241408), (224, 1147194), (238, 1079712), (252, 1019728), (272, 944748), (276, 931056), (288, 892262), (306, 839776), (322, 798048), (326, 788256), (336, 764796), (357, 719808), (368, 698292), (391, 657216), (408, 629832), (414, 620704), (448, 573597), (476, 539856), (483, 532032), (489, 525504), (504, 509864), (544, 472374), (552, 465528), (576, 446131), (612, 419888), (644, 399024), (652, 394128), (672, 382398), (714, 359904), (736, 349146), (782, 328608), (816, 314916), (828, 310352), (952, 269928), (966, 266016), (978, 262752), (1008, 254932), (1071, 239936), (1088, 236187), (1104, 232764), (1141, 225216), (1173, 219072), (1224, 209944), (1288, 199512), (1304, 197064), (1344, 191199), (1428, 179952), (1449, 177344), (1467, 175168), (1472, 174573), (1564, 164304), (1632, 157458), (1656, 155176), (1904, 134964), (1932, 133008), (1956, 131376), (2016, 127466), (2142, 119968), (2208, 116382), (2282, 112608), (2346, 109536), (2448, 104972), (2576, 99756), (2608, 98532), (2737, 93888), (2771, 92736), (2856, 89976), (2898, 88672), (2934, 87584), (3128, 82152), (3264, 78729), (3312, 77588), (3423, 75072), (3519, 73024), (3749, 68544), (3808, 67482), (3864, 66504), (3912, 65688), (4032, 63733), (4284, 59984), (4416, 58191), (4564, 56304), (4692, 54768), (4896, 52486), (5152, 49878), (5216, 49266), (5474, 46944), (5542, 46368), (5712, 44988), (5796, 44336), (5868, 43792), (6256, 41076), (6624, 38794), (6846, 37536), (7038, 36512), (7498, 34272), (7616, 33741), (7728, 33252), (7824, 32844), (8211, 31296), (8313, 30912), (8568, 29992), (9128, 28152), (9384, 27384), (9792, 26243), (10269, 25024), (10304, 24939), (10432, 24633), (10948, 23472), (11084, 23184), (11247, 22848), (11424, 22494), (11592, 22168), (11736, 21896), (12512, 20538), (13248, 19397), (13692, 18768), (14076, 18256), (14996, 17136), (15456, 16626), (15648, 16422)]