257856552

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2251}}^1$

素因数の和:2343

約数の個数: 96

約数和(自身を含む): 734242080

約数和(自身を除く): 476385528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 43, 72, 74, 86, 111, 129, 148, 172, 222, 258, 296, 333, 344, 387, 444, 516, 666, 774, 888, 1032, 1332, 1548, 1591, 2251, 2664, 3096, 3182, 4502, 4773, 6364, 6753, 9004, 9546, 12728, 13506, 14319, 18008, 19092, 20259, 27012, 28638, 38184, 40518, 54024, 57276, 81036, 83287, 96793, 114552, 162072, 166574, 193586, 249861, 290379, 333148, 387172, 499722, 580758, 666296, 749583, 774344, 871137, 999444, 1161516, 1499166, 1742274, 1998888, 2323032, 2998332, 3484548, 3581341, 5996664, 6969096, 7162682, 10744023, 14325364, 21488046, 28650728, 32232069, 42976092, 64464138, 85952184, 128928276, 257856552]

約数ペア:

[(1, 257856552), (2, 128928276), (3, 85952184), (4, 64464138), (6, 42976092), (8, 32232069), (9, 28650728), (12, 21488046), (18, 14325364), (24, 10744023), (36, 7162682), (37, 6969096), (43, 5996664), (72, 3581341), (74, 3484548), (86, 2998332), (111, 2323032), (129, 1998888), (148, 1742274), (172, 1499166), (222, 1161516), (258, 999444), (296, 871137), (333, 774344), (344, 749583), (387, 666296), (444, 580758), (516, 499722), (666, 387172), (774, 333148), (888, 290379), (1032, 249861), (1332, 193586), (1548, 166574), (1591, 162072), (2251, 114552), (2664, 96793), (3096, 83287), (3182, 81036), (4502, 57276), (4773, 54024), (6364, 40518), (6753, 38184), (9004, 28638), (9546, 27012), (12728, 20259), (13506, 19092), (14319, 18008)]