1256304896

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 288

約数和(自身を含む): 3475519488

約数和(自身を除く): 2219214592

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 23, 28, 32, 34, 44, 46, 56, 64, 68, 77, 88, 92, 112, 119, 128, 136, 154, 161, 163, 176, 184, 187, 224, 238, 253, 256, 272, 308, 322, 326, 352, 368, 374, 391, 448, 476, 506, 544, 616, 644, 652, 704, 736, 748, 782, 896, 952, 1012, 1088, 1141, 1232, 1288, 1304, 1309, 1408, 1472, 1496, 1564, 1771, 1792, 1793, 1904, 2024, 2176, 2282, 2464, 2576, 2608, 2618, 2737, 2771, 2816, 2944, 2992, 3128, 3542, 3586, 3749, 3808, 4048, 4301, 4352, 4564, 4928, 5152, 5216, 5236, 5474, 5542, 5888, 5984, 6256, 7084, 7172, 7498, 7616, 8096, 8602, 9128, 9856, 10304, 10432, 10472, 10948, 11084, 11968, 12512, 12551, 14168, 14344, 14996, 15232, 16192, 17204, 18256, 19397, 19712, 20608, 20864, 20944, 21896, 22168, 23936, 25024, 25102, 26243, 28336, 28688, 29992, 30107, 30464, 30481, 32384, 34408, 36512, 38794, 41216, 41239, 41728, 41888, 43792, 44336, 47872, 50048, 50204, 52486, 56672, 57376, 59984, 60214, 60962, 63733, 64768, 68816, 73024, 77588, 82478, 83776, 87584, 88672, 100096, 100408, 104972, 113344, 114752, 119968, 120428, 121924, 127466, 137632, 146048, 155176, 164956, 167552, 175168, 177344, 200816, 209944, 213367, 226688, 229504, 239936, 240856, 243848, 254932, 275264, 288673, 292096, 310352, 329912, 335104, 350336, 354688, 401632, 419888, 426734, 446131, 453376, 459008, 479872, 481712, 487696, 509864, 550528, 577346, 620704, 659824, 700672, 701063, 709376, 803264, 839776, 853468, 892262, 959744, 963424, 975392, 1019728, 1101056, 1154692, 1241408, 1319648, 1402126, 1606528, 1679552, 1706936, 1784524, 1926848, 1950784, 2039456, 2309384, 2482816, 2639296, 2804252, 3213056, 3359104, 3413872, 3569048, 3853696, 3901568, 4078912, 4618768, 4907441, 4965632, 5278592, 5608504, 6718208, 6827744, 7138096, 7707392, 7803136, 8157824, 9237536, 9814882, 10557184, 11217008, 13655488, 14276192, 16315648, 18475072, 19629764, 22434016, 27310976, 28552384, 36950144, 39259528, 44868032, 54621952, 57104768, 73900288, 78519056, 89736064, 114209536, 157038112, 179472128, 314076224, 628152448, 1256304896]

約数ペア:

[(1, 1256304896), (2, 628152448), (4, 314076224), (7, 179472128), (8, 157038112), (11, 114209536), (14, 89736064), (16, 78519056), (17, 73900288), (22, 57104768), (23, 54621952), (28, 44868032), (32, 39259528), (34, 36950144), (44, 28552384), (46, 27310976), (56, 22434016), (64, 19629764), (68, 18475072), (77, 16315648), (88, 14276192), (92, 13655488), (112, 11217008), (119, 10557184), (128, 9814882), (136, 9237536), (154, 8157824), (161, 7803136), (163, 7707392), (176, 7138096), (184, 6827744), (187, 6718208), (224, 5608504), (238, 5278592), (253, 4965632), (256, 4907441), (272, 4618768), (308, 4078912), (322, 3901568), (326, 3853696), (352, 3569048), (368, 3413872), (374, 3359104), (391, 3213056), (448, 2804252), (476, 2639296), (506, 2482816), (544, 2309384), (616, 2039456), (644, 1950784), (652, 1926848), (704, 1784524), (736, 1706936), (748, 1679552), (782, 1606528), (896, 1402126), (952, 1319648), (1012, 1241408), (1088, 1154692), (1141, 1101056), (1232, 1019728), (1288, 975392), (1304, 963424), (1309, 959744), (1408, 892262), (1472, 853468), (1496, 839776), (1564, 803264), (1771, 709376), (1792, 701063), (1793, 700672), (1904, 659824), (2024, 620704), (2176, 577346), (2282, 550528), (2464, 509864), (2576, 487696), (2608, 481712), (2618, 479872), (2737, 459008), (2771, 453376), (2816, 446131), (2944, 426734), (2992, 419888), (3128, 401632), (3542, 354688), (3586, 350336), (3749, 335104), (3808, 329912), (4048, 310352), (4301, 292096), (4352, 288673), (4564, 275264), (4928, 254932), (5152, 243848), (5216, 240856), (5236, 239936), (5474, 229504), (5542, 226688), (5888, 213367), (5984, 209944), (6256, 200816), (7084, 177344), (7172, 175168), (7498, 167552), (7616, 164956), (8096, 155176), (8602, 146048), (9128, 137632), (9856, 127466), (10304, 121924), (10432, 120428), (10472, 119968), (10948, 114752), (11084, 113344), (11968, 104972), (12512, 100408), (12551, 100096), (14168, 88672), (14344, 87584), (14996, 83776), (15232, 82478), (16192, 77588), (17204, 73024), (18256, 68816), (19397, 64768), (19712, 63733), (20608, 60962), (20864, 60214), (20944, 59984), (21896, 57376), (22168, 56672), (23936, 52486), (25024, 50204), (25102, 50048), (26243, 47872), (28336, 44336), (28688, 43792), (29992, 41888), (30107, 41728), (30464, 41239), (30481, 41216), (32384, 38794), (34408, 36512)]