1999271808

素因数分解:

$2^7\times 3^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 384

約数和(自身を含む): 6683040000

約数和(自身を除く): 4683768192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 27, 32, 34, 36, 38, 48, 51, 54, 57, 64, 68, 72, 76, 81, 96, 102, 108, 114, 128, 136, 144, 152, 153, 162, 171, 192, 199, 204, 216, 228, 243, 272, 288, 304, 306, 323, 324, 342, 384, 398, 408, 432, 456, 459, 486, 513, 544, 576, 597, 608, 612, 646, 648, 684, 796, 816, 864, 912, 918, 969, 972, 1026, 1088, 1152, 1194, 1216, 1224, 1292, 1296, 1368, 1377, 1539, 1592, 1632, 1728, 1791, 1824, 1836, 1938, 1944, 2052, 2176, 2388, 2432, 2448, 2584, 2592, 2736, 2754, 2907, 3078, 3184, 3264, 3383, 3456, 3582, 3648, 3672, 3781, 3876, 3888, 4104, 4131, 4617, 4776, 4896, 5168, 5184, 5373, 5472, 5508, 5814, 6156, 6368, 6528, 6766, 7164, 7296, 7344, 7562, 7752, 7776, 8208, 8262, 8721, 9234, 9552, 9792, 10149, 10336, 10368, 10746, 10944, 11016, 11343, 11628, 12312, 12736, 13532, 14328, 14688, 15124, 15504, 15552, 16119, 16416, 16524, 17442, 18468, 19104, 19584, 20298, 20672, 21492, 21888, 22032, 22686, 23256, 24624, 25472, 26163, 27064, 28656, 29376, 30248, 30447, 31008, 31104, 32238, 32832, 33048, 34029, 34884, 36936, 38208, 40596, 41344, 42984, 44064, 45372, 46512, 48357, 49248, 52326, 54128, 57312, 58752, 60496, 60894, 62016, 64277, 64476, 65664, 66096, 68058, 69768, 73872, 76416, 78489, 81192, 85968, 88128, 90744, 91341, 93024, 96714, 98496, 102087, 104652, 108256, 114624, 120992, 121788, 124032, 128554, 128952, 132192, 136116, 139536, 147744, 156978, 162384, 171936, 176256, 181488, 182682, 186048, 192831, 193428, 196992, 204174, 209304, 216512, 229248, 241984, 243576, 257108, 257904, 264384, 272232, 274023, 279072, 295488, 306261, 313956, 324768, 343872, 362976, 365364, 372096, 385662, 386856, 408348, 418608, 433024, 483968, 487152, 514216, 515808, 528768, 544464, 548046, 558144, 578493, 590976, 612522, 627912, 649536, 687744, 725952, 730728, 771324, 773712, 816696, 822069, 837216, 918783, 974304, 1028432, 1031616, 1088928, 1096092, 1116288, 1156986, 1225044, 1255824, 1299072, 1451904, 1461456, 1542648, 1547424, 1633392, 1644138, 1674432, 1735479, 1837566, 1948608, 2056864, 2063232, 2177856, 2192184, 2313972, 2450088, 2511648, 2922912, 3085296, 3094848, 3266784, 3288276, 3348864, 3470958, 3675132, 3897216, 4113728, 4355712, 4384368, 4627944, 4900176, 5023296, 5206437, 5845824, 6170592, 6189696, 6533568, 6576552, 6941916, 7350264, 8227456, 8768736, 9255888, 9800352, 10046592, 10412874, 11691648, 12341184, 13067136, 13153104, 13883832, 14700528, 15619311, 17537472, 18511776, 19600704, 20825748, 24682368, 26306208, 27767664, 29401056, 31238622, 35074944, 37023552, 39201408, 41651496, 52612416, 55535328, 58802112, 62477244, 74047104, 83302992, 105224832, 111070656, 117604224, 124954488, 166605984, 222141312, 249908976, 333211968, 499817952, 666423936, 999635904, 1999271808]

約数ペア:

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