257458464

素因数分解:

$2^5\times 3^2\times {\mathrm{127}}^1\times {\mathrm{7039}}^1$

素因数の和:7182

約数の個数: 72

約数和(自身を含む): 738017280

約数和(自身を除く): 480558816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 127, 144, 254, 288, 381, 508, 762, 1016, 1143, 1524, 2032, 2286, 3048, 4064, 4572, 6096, 7039, 9144, 12192, 14078, 18288, 21117, 28156, 36576, 42234, 56312, 63351, 84468, 112624, 126702, 168936, 225248, 253404, 337872, 506808, 675744, 893953, 1013616, 1787906, 2027232, 2681859, 3575812, 5363718, 7151624, 8045577, 10727436, 14303248, 16091154, 21454872, 28606496, 32182308, 42909744, 64364616, 85819488, 128729232, 257458464]

約数ペア:

[(1, 257458464), (2, 128729232), (3, 85819488), (4, 64364616), (6, 42909744), (8, 32182308), (9, 28606496), (12, 21454872), (16, 16091154), (18, 14303248), (24, 10727436), (32, 8045577), (36, 7151624), (48, 5363718), (72, 3575812), (96, 2681859), (127, 2027232), (144, 1787906), (254, 1013616), (288, 893953), (381, 675744), (508, 506808), (762, 337872), (1016, 253404), (1143, 225248), (1524, 168936), (2032, 126702), (2286, 112624), (3048, 84468), (4064, 63351), (4572, 56312), (6096, 42234), (7039, 36576), (9144, 28156), (12192, 21117), (14078, 18288)]