1312275712

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{727}}^1$

素因数の和:1395

約数の個数: 72

約数和(自身を含む): 2865949632

約数和(自身を除く): 1553673920

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 641, 704, 727, 1282, 1408, 1454, 2564, 2816, 2908, 5128, 5816, 7051, 7997, 10256, 11632, 14102, 15994, 20512, 23264, 28204, 31988, 41024, 46528, 56408, 63976, 82048, 93056, 112816, 127952, 164096, 186112, 225632, 255904, 451264, 466007, 511808, 902528, 932014, 1023616, 1805056, 1864028, 2047232, 3728056, 5126077, 7456112, 10252154, 14912224, 20504308, 29824448, 41008616, 59648896, 82017232, 119297792, 164034464, 328068928, 656137856, 1312275712]

約数ペア:

[(1, 1312275712), (2, 656137856), (4, 328068928), (8, 164034464), (11, 119297792), (16, 82017232), (22, 59648896), (32, 41008616), (44, 29824448), (64, 20504308), (88, 14912224), (128, 10252154), (176, 7456112), (256, 5126077), (352, 3728056), (641, 2047232), (704, 1864028), (727, 1805056), (1282, 1023616), (1408, 932014), (1454, 902528), (2564, 511808), (2816, 466007), (2908, 451264), (5128, 255904), (5816, 225632), (7051, 186112), (7997, 164096), (10256, 127952), (11632, 112816), (14102, 93056), (15994, 82048), (20512, 63976), (23264, 56408), (28204, 46528), (31988, 41024)]