254410668

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 663521040

約数和(自身を除く): 409110372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 389, 444, 491, 666, 778, 982, 1167, 1332, 1473, 1556, 1964, 2334, 2946, 3501, 4419, 4668, 5892, 7002, 8838, 14004, 14393, 17676, 18167, 28786, 36334, 43179, 54501, 57572, 72668, 86358, 109002, 129537, 163503, 172716, 190999, 218004, 259074, 327006, 381998, 518148, 572997, 654012, 763996, 1145994, 1718991, 2291988, 3437982, 6875964, 7066963, 14133926, 21200889, 28267852, 42401778, 63602667, 84803556, 127205334, 254410668]

約数ペア:

[(1, 254410668), (2, 127205334), (3, 84803556), (4, 63602667), (6, 42401778), (9, 28267852), (12, 21200889), (18, 14133926), (36, 7066963), (37, 6875964), (74, 3437982), (111, 2291988), (148, 1718991), (222, 1145994), (333, 763996), (389, 654012), (444, 572997), (491, 518148), (666, 381998), (778, 327006), (982, 259074), (1167, 218004), (1332, 190999), (1473, 172716), (1556, 163503), (1964, 129537), (2334, 109002), (2946, 86358), (3501, 72668), (4419, 57572), (4668, 54501), (5892, 43179), (7002, 36334), (8838, 28786), (14004, 18167), (14393, 17676)]