261496368

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{259421}}^1$

素因数の和:259442

約数の個数: 60

約数和(自身を含む): 836376528

約数和(自身を除く): 574880160

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 259421, 518842, 778263, 1037684, 1556526, 1815947, 2075368, 2334789, 3113052, 3631894, 4150736, 4669578, 5447841, 6226104, 7263788, 9339156, 10895682, 12452208, 14527576, 16343523, 18678312, 21791364, 29055152, 32687046, 37356624, 43582728, 65374092, 87165456, 130748184, 261496368]

約数ペア:

[(1, 261496368), (2, 130748184), (3, 87165456), (4, 65374092), (6, 43582728), (7, 37356624), (8, 32687046), (9, 29055152), (12, 21791364), (14, 18678312), (16, 16343523), (18, 14527576), (21, 12452208), (24, 10895682), (28, 9339156), (36, 7263788), (42, 6226104), (48, 5447841), (56, 4669578), (63, 4150736), (72, 3631894), (84, 3113052), (112, 2334789), (126, 2075368), (144, 1815947), (168, 1556526), (252, 1037684), (336, 778263), (504, 518842), (1008, 259421)]