81446976

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 168

約数和(自身を含む): 256565400

約数和(自身を除く): 175118424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 73, 78, 96, 104, 117, 144, 146, 149, 156, 192, 208, 219, 234, 288, 292, 298, 312, 416, 438, 447, 468, 576, 584, 596, 624, 657, 832, 876, 894, 936, 949, 1168, 1192, 1248, 1314, 1341, 1752, 1788, 1872, 1898, 1937, 2336, 2384, 2496, 2628, 2682, 2847, 3504, 3576, 3744, 3796, 3874, 4672, 4768, 5256, 5364, 5694, 5811, 7008, 7152, 7488, 7592, 7748, 8541, 9536, 10512, 10728, 10877, 11388, 11622, 14016, 14304, 15184, 15496, 17082, 17433, 21024, 21456, 21754, 22776, 23244, 28608, 30368, 30992, 32631, 34164, 34866, 42048, 42912, 43508, 45552, 46488, 60736, 61984, 65262, 68328, 69732, 85824, 87016, 91104, 92976, 97893, 123968, 130524, 136656, 139464, 141401, 174032, 182208, 185952, 195786, 261048, 273312, 278928, 282802, 348064, 371904, 391572, 424203, 522096, 546624, 557856, 565604, 696128, 783144, 848406, 1044192, 1115712, 1131208, 1272609, 1566288, 1696812, 2088384, 2262416, 2545218, 3132576, 3393624, 4524832, 5090436, 6265152, 6787248, 9049664, 10180872, 13574496, 20361744, 27148992, 40723488, 81446976]

約数ペア:

[(1, 81446976), (2, 40723488), (3, 27148992), (4, 20361744), (6, 13574496), (8, 10180872), (9, 9049664), (12, 6787248), (13, 6265152), (16, 5090436), (18, 4524832), (24, 3393624), (26, 3132576), (32, 2545218), (36, 2262416), (39, 2088384), (48, 1696812), (52, 1566288), (64, 1272609), (72, 1131208), (73, 1115712), (78, 1044192), (96, 848406), (104, 783144), (117, 696128), (144, 565604), (146, 557856), (149, 546624), (156, 522096), (192, 424203), (208, 391572), (219, 371904), (234, 348064), (288, 282802), (292, 278928), (298, 273312), (312, 261048), (416, 195786), (438, 185952), (447, 182208), (468, 174032), (576, 141401), (584, 139464), (596, 136656), (624, 130524), (657, 123968), (832, 97893), (876, 92976), (894, 91104), (936, 87016), (949, 85824), (1168, 69732), (1192, 68328), (1248, 65262), (1314, 61984), (1341, 60736), (1752, 46488), (1788, 45552), (1872, 43508), (1898, 42912), (1937, 42048), (2336, 34866), (2384, 34164), (2496, 32631), (2628, 30992), (2682, 30368), (2847, 28608), (3504, 23244), (3576, 22776), (3744, 21754), (3796, 21456), (3874, 21024), (4672, 17433), (4768, 17082), (5256, 15496), (5364, 15184), (5694, 14304), (5811, 14016), (7008, 11622), (7152, 11388), (7488, 10877), (7592, 10728), (7748, 10512), (8541, 9536)]