128288256

素因数分解:

$2^9\times 3^1\times {\mathrm{17}}^4$

素因数の和:89

約数の個数: 100

約数和(自身を含む): 363128172

約数和(自身を除く): 234839916

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 256, 272, 289, 384, 408, 512, 544, 578, 768, 816, 867, 1088, 1156, 1536, 1632, 1734, 2176, 2312, 3264, 3468, 4352, 4624, 4913, 6528, 6936, 8704, 9248, 9826, 13056, 13872, 14739, 18496, 19652, 26112, 27744, 29478, 36992, 39304, 55488, 58956, 73984, 78608, 83521, 110976, 117912, 147968, 157216, 167042, 221952, 235824, 250563, 314432, 334084, 443904, 471648, 501126, 628864, 668168, 943296, 1002252, 1257728, 1336336, 1886592, 2004504, 2515456, 2672672, 3773184, 4009008, 5345344, 7546368, 8018016, 10690688, 16036032, 21381376, 32072064, 42762752, 64144128, 128288256]

約数ペア:

[(1, 128288256), (2, 64144128), (3, 42762752), (4, 32072064), (6, 21381376), (8, 16036032), (12, 10690688), (16, 8018016), (17, 7546368), (24, 5345344), (32, 4009008), (34, 3773184), (48, 2672672), (51, 2515456), (64, 2004504), (68, 1886592), (96, 1336336), (102, 1257728), (128, 1002252), (136, 943296), (192, 668168), (204, 628864), (256, 501126), (272, 471648), (289, 443904), (384, 334084), (408, 314432), (512, 250563), (544, 235824), (578, 221952), (768, 167042), (816, 157216), (867, 147968), (1088, 117912), (1156, 110976), (1536, 83521), (1632, 78608), (1734, 73984), (2176, 58956), (2312, 55488), (3264, 39304), (3468, 36992), (4352, 29478), (4624, 27744), (4913, 26112), (6528, 19652), (6936, 18496), (8704, 14739), (9248, 13872), (9826, 13056)]