280157696

素因数分解:

$2^9\times 7^2\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:904

約数の個数: 120

約数和(自身を含む): 702064440

約数和(自身を除く): 421906744

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 256, 364, 392, 416, 448, 512, 637, 728, 784, 832, 859, 896, 1274, 1456, 1568, 1664, 1718, 1792, 2548, 2912, 3136, 3328, 3436, 3584, 5096, 5824, 6013, 6272, 6656, 6872, 10192, 11167, 11648, 12026, 12544, 13744, 20384, 22334, 23296, 24052, 25088, 27488, 40768, 42091, 44668, 46592, 48104, 54976, 78169, 81536, 84182, 89336, 96208, 109952, 156338, 163072, 168364, 178672, 192416, 219904, 312676, 326144, 336728, 357344, 384832, 439808, 547183, 625352, 673456, 714688, 769664, 1094366, 1250704, 1346912, 1429376, 1539328, 2188732, 2501408, 2693824, 2858752, 3078656, 4377464, 5002816, 5387648, 5717504, 8754928, 10005632, 10775296, 17509856, 20011264, 21550592, 35019712, 40022528, 70039424, 140078848, 280157696]

約数ペア:

[(1, 280157696), (2, 140078848), (4, 70039424), (7, 40022528), (8, 35019712), (13, 21550592), (14, 20011264), (16, 17509856), (26, 10775296), (28, 10005632), (32, 8754928), (49, 5717504), (52, 5387648), (56, 5002816), (64, 4377464), (91, 3078656), (98, 2858752), (104, 2693824), (112, 2501408), (128, 2188732), (182, 1539328), (196, 1429376), (208, 1346912), (224, 1250704), (256, 1094366), (364, 769664), (392, 714688), (416, 673456), (448, 625352), (512, 547183), (637, 439808), (728, 384832), (784, 357344), (832, 336728), (859, 326144), (896, 312676), (1274, 219904), (1456, 192416), (1568, 178672), (1664, 168364), (1718, 163072), (1792, 156338), (2548, 109952), (2912, 96208), (3136, 89336), (3328, 84182), (3436, 81536), (3584, 78169), (5096, 54976), (5824, 48104), (6013, 46592), (6272, 44668), (6656, 42091), (6872, 40768), (10192, 27488), (11167, 25088), (11648, 24052), (12026, 23296), (12544, 22334), (13744, 20384)]