261395328

素因数分解:

$2^7\times 3^1\times {\mathrm{29}}^1\times {\mathrm{23473}}^1$

素因数の和:23519

約数の個数: 64

約数和(自身を含む): 718304400

約数和(自身を除く): 456909072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 232, 348, 384, 464, 696, 928, 1392, 1856, 2784, 3712, 5568, 11136, 23473, 46946, 70419, 93892, 140838, 187784, 281676, 375568, 563352, 680717, 751136, 1126704, 1361434, 1502272, 2042151, 2253408, 2722868, 3004544, 4084302, 4506816, 5445736, 8168604, 9013632, 10891472, 16337208, 21782944, 32674416, 43565888, 65348832, 87131776, 130697664, 261395328]

約数ペア:

[(1, 261395328), (2, 130697664), (3, 87131776), (4, 65348832), (6, 43565888), (8, 32674416), (12, 21782944), (16, 16337208), (24, 10891472), (29, 9013632), (32, 8168604), (48, 5445736), (58, 4506816), (64, 4084302), (87, 3004544), (96, 2722868), (116, 2253408), (128, 2042151), (174, 1502272), (192, 1361434), (232, 1126704), (348, 751136), (384, 680717), (464, 563352), (696, 375568), (928, 281676), (1392, 187784), (1856, 140838), (2784, 93892), (3712, 70419), (5568, 46946), (11136, 23473)]