256389432

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{11257}}^1$

素因数の和:11352

約数の個数: 64

約数和(自身を含む): 699797280

約数和(自身を除く): 443407848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 73, 78, 104, 146, 156, 219, 292, 312, 438, 584, 876, 949, 1752, 1898, 2847, 3796, 5694, 7592, 11257, 11388, 22514, 22776, 33771, 45028, 67542, 90056, 135084, 146341, 270168, 292682, 439023, 585364, 821761, 878046, 1170728, 1643522, 1756092, 2465283, 3287044, 3512184, 4930566, 6574088, 9861132, 10682893, 19722264, 21365786, 32048679, 42731572, 64097358, 85463144, 128194716, 256389432]

約数ペア:

[(1, 256389432), (2, 128194716), (3, 85463144), (4, 64097358), (6, 42731572), (8, 32048679), (12, 21365786), (13, 19722264), (24, 10682893), (26, 9861132), (39, 6574088), (52, 4930566), (73, 3512184), (78, 3287044), (104, 2465283), (146, 1756092), (156, 1643522), (219, 1170728), (292, 878046), (312, 821761), (438, 585364), (584, 439023), (876, 292682), (949, 270168), (1752, 146341), (1898, 135084), (2847, 90056), (3796, 67542), (5694, 45028), (7592, 33771), (11257, 22776), (11388, 22514)]