249229968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1301}}^1$

素因数の和:1632

約数の個数: 80

約数和(自身を含む): 696163776

約数和(自身を除く): 446933808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 307, 312, 614, 624, 921, 1228, 1301, 1842, 2456, 2602, 3684, 3903, 3991, 4912, 5204, 7368, 7806, 7982, 10408, 11973, 14736, 15612, 15964, 16913, 20816, 23946, 31224, 31928, 33826, 47892, 50739, 62448, 63856, 67652, 95784, 101478, 135304, 191568, 202956, 270608, 399407, 405912, 798814, 811824, 1198221, 1597628, 2396442, 3195256, 4792884, 5192291, 6390512, 9585768, 10384582, 15576873, 19171536, 20769164, 31153746, 41538328, 62307492, 83076656, 124614984, 249229968]

約数ペア:

[(1, 249229968), (2, 124614984), (3, 83076656), (4, 62307492), (6, 41538328), (8, 31153746), (12, 20769164), (13, 19171536), (16, 15576873), (24, 10384582), (26, 9585768), (39, 6390512), (48, 5192291), (52, 4792884), (78, 3195256), (104, 2396442), (156, 1597628), (208, 1198221), (307, 811824), (312, 798814), (614, 405912), (624, 399407), (921, 270608), (1228, 202956), (1301, 191568), (1842, 135304), (2456, 101478), (2602, 95784), (3684, 67652), (3903, 63856), (3991, 62448), (4912, 50739), (5204, 47892), (7368, 33826), (7806, 31928), (7982, 31224), (10408, 23946), (11973, 20816), (14736, 16913), (15612, 15964)]