815311392

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{491}}^1$

素因数の和:871

約数の個数: 144

約数和(自身を含む): 2501749152

約数和(自身を除く): 1686437760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 353, 392, 491, 588, 672, 706, 784, 982, 1059, 1176, 1412, 1473, 1568, 1964, 2118, 2352, 2471, 2824, 2946, 3437, 3928, 4236, 4704, 4942, 5648, 5892, 6874, 7413, 7856, 8472, 9884, 10311, 11296, 11784, 13748, 14826, 15712, 16944, 17297, 19768, 20622, 23568, 24059, 27496, 29652, 33888, 34594, 39536, 41244, 47136, 48118, 51891, 54992, 59304, 69188, 72177, 79072, 82488, 96236, 103782, 109984, 118608, 138376, 144354, 164976, 173323, 192472, 207564, 237216, 276752, 288708, 329952, 346646, 384944, 415128, 519969, 553504, 577416, 693292, 769888, 830256, 1039938, 1154832, 1213261, 1386584, 1660512, 2079876, 2309664, 2426522, 2773168, 3639783, 4159752, 4853044, 5546336, 7279566, 8319504, 8492827, 9706088, 14559132, 16639008, 16985654, 19412176, 25478481, 29118264, 33971308, 38824352, 50956962, 58236528, 67942616, 101913924, 116473056, 135885232, 203827848, 271770464, 407655696, 815311392]

約数ペア:

[(1, 815311392), (2, 407655696), (3, 271770464), (4, 203827848), (6, 135885232), (7, 116473056), (8, 101913924), (12, 67942616), (14, 58236528), (16, 50956962), (21, 38824352), (24, 33971308), (28, 29118264), (32, 25478481), (42, 19412176), (48, 16985654), (49, 16639008), (56, 14559132), (84, 9706088), (96, 8492827), (98, 8319504), (112, 7279566), (147, 5546336), (168, 4853044), (196, 4159752), (224, 3639783), (294, 2773168), (336, 2426522), (353, 2309664), (392, 2079876), (491, 1660512), (588, 1386584), (672, 1213261), (706, 1154832), (784, 1039938), (982, 830256), (1059, 769888), (1176, 693292), (1412, 577416), (1473, 553504), (1568, 519969), (1964, 415128), (2118, 384944), (2352, 346646), (2471, 329952), (2824, 288708), (2946, 276752), (3437, 237216), (3928, 207564), (4236, 192472), (4704, 173323), (4942, 164976), (5648, 144354), (5892, 138376), (6874, 118608), (7413, 109984), (7856, 103782), (8472, 96236), (9884, 82488), (10311, 79072), (11296, 72177), (11784, 69188), (13748, 59304), (14826, 54992), (15712, 51891), (16944, 48118), (17297, 47136), (19768, 41244), (20622, 39536), (23568, 34594), (24059, 33888), (27496, 29652)]