251428224

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{15227}}^1$

素因数の和:15287

約数の個数: 64

約数和(自身を含む): 683432640

約数和(自身を除く): 432004416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 258, 344, 384, 516, 688, 1032, 1376, 2064, 2752, 4128, 5504, 8256, 15227, 16512, 30454, 45681, 60908, 91362, 121816, 182724, 243632, 365448, 487264, 654761, 730896, 974528, 1309522, 1461792, 1949056, 1964283, 2619044, 2923584, 3928566, 5238088, 5847168, 7857132, 10476176, 15714264, 20952352, 31428528, 41904704, 62857056, 83809408, 125714112, 251428224]

約数ペア:

[(1, 251428224), (2, 125714112), (3, 83809408), (4, 62857056), (6, 41904704), (8, 31428528), (12, 20952352), (16, 15714264), (24, 10476176), (32, 7857132), (43, 5847168), (48, 5238088), (64, 3928566), (86, 2923584), (96, 2619044), (128, 1964283), (129, 1949056), (172, 1461792), (192, 1309522), (258, 974528), (344, 730896), (384, 654761), (516, 487264), (688, 365448), (1032, 243632), (1376, 182724), (2064, 121816), (2752, 91362), (4128, 60908), (5504, 45681), (8256, 30454), (15227, 16512)]