256128

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:69

約数の個数: 64

約数和(自身を含む): 734400

約数和(自身を除く): 478272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 29, 32, 46, 48, 58, 64, 69, 87, 92, 96, 116, 128, 138, 174, 184, 192, 232, 276, 348, 368, 384, 464, 552, 667, 696, 736, 928, 1104, 1334, 1392, 1472, 1856, 2001, 2208, 2668, 2784, 2944, 3712, 4002, 4416, 5336, 5568, 8004, 8832, 10672, 11136, 16008, 21344, 32016, 42688, 64032, 85376, 128064, 256128]

約数ペア:

[(1, 256128), (2, 128064), (3, 85376), (4, 64032), (6, 42688), (8, 32016), (12, 21344), (16, 16008), (23, 11136), (24, 10672), (29, 8832), (32, 8004), (46, 5568), (48, 5336), (58, 4416), (64, 4002), (69, 3712), (87, 2944), (92, 2784), (96, 2668), (116, 2208), (128, 2001), (138, 1856), (174, 1472), (184, 1392), (192, 1334), (232, 1104), (276, 928), (348, 736), (368, 696), (384, 667), (464, 552)]