256556196

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{42169}}^1$

素因数の和:42205

約数の個数: 54

約数和(自身を含む): 702257010

約数和(自身を除く): 445700814

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 6084, 42169, 84338, 126507, 168676, 253014, 379521, 506028, 548197, 759042, 1096394, 1518084, 1644591, 2192788, 3289182, 4933773, 6578364, 7126561, 9867546, 14253122, 19735092, 21379683, 28506244, 42759366, 64139049, 85518732, 128278098, 256556196]

約数ペア:

[(1, 256556196), (2, 128278098), (3, 85518732), (4, 64139049), (6, 42759366), (9, 28506244), (12, 21379683), (13, 19735092), (18, 14253122), (26, 9867546), (36, 7126561), (39, 6578364), (52, 4933773), (78, 3289182), (117, 2192788), (156, 1644591), (169, 1518084), (234, 1096394), (338, 759042), (468, 548197), (507, 506028), (676, 379521), (1014, 253014), (1521, 168676), (2028, 126507), (3042, 84338), (6084, 42169)]