257712

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:90

約数の個数: 80

約数和(自身を含む): 833280

約数和(自身を除く): 575568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 59, 78, 84, 91, 104, 112, 118, 156, 168, 177, 182, 208, 236, 273, 312, 336, 354, 364, 413, 472, 546, 624, 708, 728, 767, 826, 944, 1092, 1239, 1416, 1456, 1534, 1652, 2184, 2301, 2478, 2832, 3068, 3304, 4368, 4602, 4956, 5369, 6136, 6608, 9204, 9912, 10738, 12272, 16107, 18408, 19824, 21476, 32214, 36816, 42952, 64428, 85904, 128856, 257712]

約数ペア:

[(1, 257712), (2, 128856), (3, 85904), (4, 64428), (6, 42952), (7, 36816), (8, 32214), (12, 21476), (13, 19824), (14, 18408), (16, 16107), (21, 12272), (24, 10738), (26, 9912), (28, 9204), (39, 6608), (42, 6136), (48, 5369), (52, 4956), (56, 4602), (59, 4368), (78, 3304), (84, 3068), (91, 2832), (104, 2478), (112, 2301), (118, 2184), (156, 1652), (168, 1534), (177, 1456), (182, 1416), (208, 1239), (236, 1092), (273, 944), (312, 826), (336, 767), (354, 728), (364, 708), (413, 624), (472, 546)]