81428592

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:503

約数の個数: 120

約数和(自身を含む): 248086800

約数和(自身を除く): 166658208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 89, 98, 112, 147, 168, 178, 196, 267, 294, 336, 356, 389, 392, 534, 588, 623, 712, 778, 784, 1068, 1167, 1176, 1246, 1424, 1556, 1869, 2136, 2334, 2352, 2492, 2723, 3112, 3738, 4272, 4361, 4668, 4984, 5446, 6224, 7476, 8169, 8722, 9336, 9968, 10892, 13083, 14952, 16338, 17444, 18672, 19061, 21784, 26166, 29904, 32676, 34621, 34888, 38122, 43568, 52332, 57183, 65352, 69242, 69776, 76244, 103863, 104664, 114366, 130704, 138484, 152488, 207726, 209328, 228732, 242347, 276968, 304976, 415452, 457464, 484694, 553936, 727041, 830904, 914928, 969388, 1454082, 1661808, 1696429, 1938776, 2908164, 3392858, 3877552, 5089287, 5816328, 6785716, 10178574, 11632656, 13571432, 20357148, 27142864, 40714296, 81428592]

約数ペア:

[(1, 81428592), (2, 40714296), (3, 27142864), (4, 20357148), (6, 13571432), (7, 11632656), (8, 10178574), (12, 6785716), (14, 5816328), (16, 5089287), (21, 3877552), (24, 3392858), (28, 2908164), (42, 1938776), (48, 1696429), (49, 1661808), (56, 1454082), (84, 969388), (89, 914928), (98, 830904), (112, 727041), (147, 553936), (168, 484694), (178, 457464), (196, 415452), (267, 304976), (294, 276968), (336, 242347), (356, 228732), (389, 209328), (392, 207726), (534, 152488), (588, 138484), (623, 130704), (712, 114366), (778, 104664), (784, 103863), (1068, 76244), (1167, 69776), (1176, 69242), (1246, 65352), (1424, 57183), (1556, 52332), (1869, 43568), (2136, 38122), (2334, 34888), (2352, 34621), (2492, 32676), (2723, 29904), (3112, 26166), (3738, 21784), (4272, 19061), (4361, 18672), (4668, 17444), (4984, 16338), (5446, 14952), (6224, 13083), (7476, 10892), (8169, 9968), (8722, 9336)]