251803872

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{20333}}^1$

素因数の和:20392

約数の個数: 72

約数和(自身を含む): 732756024

約数和(自身を除く): 480952152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 12384, 20333, 40666, 60999, 81332, 121998, 162664, 182997, 243996, 325328, 365994, 487992, 650656, 731988, 874319, 975984, 1463976, 1748638, 1951968, 2622957, 2927952, 3497276, 5245914, 5855904, 6994552, 7868871, 10491828, 13989104, 15737742, 20983656, 27978208, 31475484, 41967312, 62950968, 83934624, 125901936, 251803872]

約数ペア:

[(1, 251803872), (2, 125901936), (3, 83934624), (4, 62950968), (6, 41967312), (8, 31475484), (9, 27978208), (12, 20983656), (16, 15737742), (18, 13989104), (24, 10491828), (32, 7868871), (36, 6994552), (43, 5855904), (48, 5245914), (72, 3497276), (86, 2927952), (96, 2622957), (129, 1951968), (144, 1748638), (172, 1463976), (258, 975984), (288, 874319), (344, 731988), (387, 650656), (516, 487992), (688, 365994), (774, 325328), (1032, 243996), (1376, 182997), (1548, 162664), (2064, 121998), (3096, 81332), (4128, 60999), (6192, 40666), (12384, 20333)]