318655232

素因数分解:

$2^8\times 7^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 784896000

約数和(自身を除く): 466240768

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 191, 196, 224, 256, 266, 304, 343, 382, 392, 448, 532, 608, 686, 764, 784, 896, 931, 1064, 1216, 1337, 1372, 1528, 1568, 1792, 1862, 2128, 2432, 2674, 2744, 3056, 3136, 3629, 3724, 4256, 4864, 5348, 5488, 6112, 6272, 6517, 7258, 7448, 8512, 9359, 10696, 10976, 12224, 12544, 13034, 14516, 14896, 17024, 18718, 21392, 21952, 24448, 25403, 26068, 29032, 29792, 34048, 37436, 42784, 43904, 48896, 50806, 52136, 58064, 59584, 65513, 74872, 85568, 87808, 101612, 104272, 116128, 119168, 131026, 149744, 171136, 177821, 203224, 208544, 232256, 238336, 262052, 299488, 342272, 355642, 406448, 417088, 464512, 524104, 598976, 711284, 812896, 834176, 929024, 1048208, 1197952, 1244747, 1422568, 1625792, 1668352, 2096416, 2395904, 2489494, 2845136, 3251584, 4192832, 4978988, 5690272, 6503168, 8385664, 9957976, 11380544, 16771328, 19915952, 22761088, 39831904, 45522176, 79663808, 159327616, 318655232]

約数ペア:

[(1, 318655232), (2, 159327616), (4, 79663808), (7, 45522176), (8, 39831904), (14, 22761088), (16, 19915952), (19, 16771328), (28, 11380544), (32, 9957976), (38, 8385664), (49, 6503168), (56, 5690272), (64, 4978988), (76, 4192832), (98, 3251584), (112, 2845136), (128, 2489494), (133, 2395904), (152, 2096416), (191, 1668352), (196, 1625792), (224, 1422568), (256, 1244747), (266, 1197952), (304, 1048208), (343, 929024), (382, 834176), (392, 812896), (448, 711284), (532, 598976), (608, 524104), (686, 464512), (764, 417088), (784, 406448), (896, 355642), (931, 342272), (1064, 299488), (1216, 262052), (1337, 238336), (1372, 232256), (1528, 208544), (1568, 203224), (1792, 177821), (1862, 171136), (2128, 149744), (2432, 131026), (2674, 119168), (2744, 116128), (3056, 104272), (3136, 101612), (3629, 87808), (3724, 85568), (4256, 74872), (4864, 65513), (5348, 59584), (5488, 58064), (6112, 52136), (6272, 50806), (6517, 48896), (7258, 43904), (7448, 42784), (8512, 37436), (9359, 34048), (10696, 29792), (10976, 29032), (12224, 26068), (12544, 25403), (13034, 24448), (14516, 21952), (14896, 21392), (17024, 18718)]