128886528

素因数分解:

$2^8\times 3^1\times {\mathrm{257}}^1\times {\mathrm{653}}^1$

素因数の和:929

約数の個数: 72

約数和(自身を含む): 344888208

約数和(自身を除く): 216001680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 257, 384, 514, 653, 768, 771, 1028, 1306, 1542, 1959, 2056, 2612, 3084, 3918, 4112, 5224, 6168, 7836, 8224, 10448, 12336, 15672, 16448, 20896, 24672, 31344, 32896, 41792, 49344, 62688, 65792, 83584, 98688, 125376, 167168, 167821, 197376, 250752, 335642, 501504, 503463, 671284, 1006926, 1342568, 2013852, 2685136, 4027704, 5370272, 8055408, 10740544, 16110816, 21481088, 32221632, 42962176, 64443264, 128886528]

約数ペア:

[(1, 128886528), (2, 64443264), (3, 42962176), (4, 32221632), (6, 21481088), (8, 16110816), (12, 10740544), (16, 8055408), (24, 5370272), (32, 4027704), (48, 2685136), (64, 2013852), (96, 1342568), (128, 1006926), (192, 671284), (256, 503463), (257, 501504), (384, 335642), (514, 250752), (653, 197376), (768, 167821), (771, 167168), (1028, 125376), (1306, 98688), (1542, 83584), (1959, 65792), (2056, 62688), (2612, 49344), (3084, 41792), (3918, 32896), (4112, 31344), (5224, 24672), (6168, 20896), (7836, 16448), (8224, 15672), (10448, 12336)]