668705184

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{811}}^1$

素因数の和:1243

約数の個数: 144

約数和(自身を含む): 2181291840

約数和(自身を除く): 1512586656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 409, 504, 672, 811, 818, 1008, 1227, 1622, 1636, 2016, 2433, 2454, 2863, 3244, 3272, 3681, 4866, 4908, 5677, 5726, 6488, 6544, 7299, 7362, 8589, 9732, 9816, 11354, 11452, 12976, 13088, 14598, 14724, 17031, 17178, 19464, 19632, 22708, 22904, 25767, 25952, 29196, 29448, 34062, 34356, 38928, 39264, 45416, 45808, 51093, 51534, 58392, 58896, 68124, 68712, 77856, 90832, 91616, 102186, 103068, 116784, 117792, 136248, 137424, 181664, 204372, 206136, 233568, 272496, 274848, 331699, 408744, 412272, 544992, 663398, 817488, 824544, 995097, 1326796, 1634976, 1990194, 2321893, 2653592, 2985291, 3980388, 4643786, 5307184, 5970582, 6965679, 7960776, 9287572, 10614368, 11941164, 13931358, 15921552, 18575144, 20897037, 23882328, 27862716, 31843104, 37150288, 41794074, 47764656, 55725432, 74300576, 83588148, 95529312, 111450864, 167176296, 222901728, 334352592, 668705184]

約数ペア:

[(1, 668705184), (2, 334352592), (3, 222901728), (4, 167176296), (6, 111450864), (7, 95529312), (8, 83588148), (9, 74300576), (12, 55725432), (14, 47764656), (16, 41794074), (18, 37150288), (21, 31843104), (24, 27862716), (28, 23882328), (32, 20897037), (36, 18575144), (42, 15921552), (48, 13931358), (56, 11941164), (63, 10614368), (72, 9287572), (84, 7960776), (96, 6965679), (112, 5970582), (126, 5307184), (144, 4643786), (168, 3980388), (224, 2985291), (252, 2653592), (288, 2321893), (336, 1990194), (409, 1634976), (504, 1326796), (672, 995097), (811, 824544), (818, 817488), (1008, 663398), (1227, 544992), (1622, 412272), (1636, 408744), (2016, 331699), (2433, 274848), (2454, 272496), (2863, 233568), (3244, 206136), (3272, 204372), (3681, 181664), (4866, 137424), (4908, 136248), (5677, 117792), (5726, 116784), (6488, 103068), (6544, 102186), (7299, 91616), (7362, 90832), (8589, 77856), (9732, 68712), (9816, 68124), (11354, 58896), (11452, 58392), (12976, 51534), (13088, 51093), (14598, 45808), (14724, 45416), (17031, 39264), (17178, 38928), (19464, 34356), (19632, 34062), (22708, 29448), (22904, 29196), (25767, 25952)]