208742976

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:549

約数の個数: 168

約数和(自身を含む): 656345144

約数和(自身を除く): 447602168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 61, 64, 72, 78, 96, 104, 117, 122, 144, 156, 183, 192, 208, 234, 244, 288, 312, 366, 416, 457, 468, 488, 549, 576, 624, 732, 793, 832, 914, 936, 976, 1098, 1248, 1371, 1464, 1586, 1828, 1872, 1952, 2196, 2379, 2496, 2742, 2928, 3172, 3656, 3744, 3904, 4113, 4392, 4758, 5484, 5856, 5941, 6344, 7137, 7312, 7488, 8226, 8784, 9516, 10968, 11712, 11882, 12688, 14274, 14624, 16452, 17568, 17823, 19032, 21936, 23764, 25376, 27877, 28548, 29248, 32904, 35136, 35646, 38064, 43872, 47528, 50752, 53469, 55754, 57096, 65808, 71292, 76128, 83631, 87744, 95056, 106938, 111508, 114192, 131616, 142584, 152256, 167262, 190112, 213876, 223016, 228384, 250893, 263232, 285168, 334524, 362401, 380224, 427752, 446032, 456768, 501786, 570336, 669048, 724802, 855504, 892064, 1003572, 1087203, 1140672, 1338096, 1449604, 1711008, 1784128, 2007144, 2174406, 2676192, 2899208, 3261609, 3422016, 4014288, 4348812, 5352384, 5798416, 6523218, 8028576, 8697624, 11596832, 13046436, 16057152, 17395248, 23193664, 26092872, 34790496, 52185744, 69580992, 104371488, 208742976]

約数ペア:

[(1, 208742976), (2, 104371488), (3, 69580992), (4, 52185744), (6, 34790496), (8, 26092872), (9, 23193664), (12, 17395248), (13, 16057152), (16, 13046436), (18, 11596832), (24, 8697624), (26, 8028576), (32, 6523218), (36, 5798416), (39, 5352384), (48, 4348812), (52, 4014288), (61, 3422016), (64, 3261609), (72, 2899208), (78, 2676192), (96, 2174406), (104, 2007144), (117, 1784128), (122, 1711008), (144, 1449604), (156, 1338096), (183, 1140672), (192, 1087203), (208, 1003572), (234, 892064), (244, 855504), (288, 724802), (312, 669048), (366, 570336), (416, 501786), (457, 456768), (468, 446032), (488, 427752), (549, 380224), (576, 362401), (624, 334524), (732, 285168), (793, 263232), (832, 250893), (914, 228384), (936, 223016), (976, 213876), (1098, 190112), (1248, 167262), (1371, 152256), (1464, 142584), (1586, 131616), (1828, 114192), (1872, 111508), (1952, 106938), (2196, 95056), (2379, 87744), (2496, 83631), (2742, 76128), (2928, 71292), (3172, 65808), (3656, 57096), (3744, 55754), (3904, 53469), (4113, 50752), (4392, 47528), (4758, 43872), (5484, 38064), (5856, 35646), (5941, 35136), (6344, 32904), (7137, 29248), (7312, 28548), (7488, 27877), (8226, 25376), (8784, 23764), (9516, 21936), (10968, 19032), (11712, 17823), (11882, 17568), (12688, 16452), (14274, 14624)]