257234944

素因数分解:

$2^{11}\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 553512960

約数和(自身を除く): 296278016

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 64, 86, 92, 127, 128, 172, 184, 254, 256, 344, 368, 508, 512, 688, 736, 989, 1016, 1024, 1376, 1472, 1978, 2032, 2048, 2752, 2921, 2944, 3956, 4064, 5461, 5504, 5842, 5888, 7912, 8128, 10922, 11008, 11684, 11776, 15824, 16256, 21844, 22016, 23368, 23552, 31648, 32512, 43688, 44032, 46736, 47104, 63296, 65024, 87376, 88064, 93472, 125603, 126592, 130048, 174752, 186944, 251206, 253184, 260096, 349504, 373888, 502412, 506368, 699008, 747776, 1004824, 1012736, 1398016, 1495552, 2009648, 2025472, 2796032, 2991104, 4019296, 5592064, 5982208, 8038592, 11184128, 16077184, 32154368, 64308736, 128617472, 257234944]

約数ペア:

[(1, 257234944), (2, 128617472), (4, 64308736), (8, 32154368), (16, 16077184), (23, 11184128), (32, 8038592), (43, 5982208), (46, 5592064), (64, 4019296), (86, 2991104), (92, 2796032), (127, 2025472), (128, 2009648), (172, 1495552), (184, 1398016), (254, 1012736), (256, 1004824), (344, 747776), (368, 699008), (508, 506368), (512, 502412), (688, 373888), (736, 349504), (989, 260096), (1016, 253184), (1024, 251206), (1376, 186944), (1472, 174752), (1978, 130048), (2032, 126592), (2048, 125603), (2752, 93472), (2921, 88064), (2944, 87376), (3956, 65024), (4064, 63296), (5461, 47104), (5504, 46736), (5842, 44032), (5888, 43688), (7912, 32512), (8128, 31648), (10922, 23552), (11008, 23368), (11684, 22016), (11776, 21844), (15824, 16256)]