1290806912

素因数分解:

$2^7\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{1193}}^1$

素因数の和:1393

約数の個数: 64

約数和(自身を含む): 2630620800

約数和(自身を除く): 1339813888

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 107, 128, 158, 214, 316, 428, 632, 856, 1193, 1264, 1712, 2386, 2528, 3424, 4772, 5056, 6848, 8453, 9544, 10112, 13696, 16906, 19088, 33812, 38176, 67624, 76352, 94247, 127651, 135248, 152704, 188494, 255302, 270496, 376988, 510604, 540992, 753976, 1021208, 1081984, 1507952, 2042416, 3015904, 4084832, 6031808, 8169664, 10084429, 12063616, 16339328, 20168858, 40337716, 80675432, 161350864, 322701728, 645403456, 1290806912]

約数ペア:

[(1, 1290806912), (2, 645403456), (4, 322701728), (8, 161350864), (16, 80675432), (32, 40337716), (64, 20168858), (79, 16339328), (107, 12063616), (128, 10084429), (158, 8169664), (214, 6031808), (316, 4084832), (428, 3015904), (632, 2042416), (856, 1507952), (1193, 1081984), (1264, 1021208), (1712, 753976), (2386, 540992), (2528, 510604), (3424, 376988), (4772, 270496), (5056, 255302), (6848, 188494), (8453, 152704), (9544, 135248), (10112, 127651), (13696, 94247), (16906, 76352), (19088, 67624), (33812, 38176)]