1261728

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:366

約数の個数: 72

約数和(自身を含む): 3875508

約数和(自身を除く): 2613780

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 337, 416, 468, 624, 674, 936, 1011, 1248, 1348, 1872, 2022, 2696, 3033, 3744, 4044, 4381, 5392, 6066, 8088, 8762, 10784, 12132, 13143, 16176, 17524, 24264, 26286, 32352, 35048, 39429, 48528, 52572, 70096, 78858, 97056, 105144, 140192, 157716, 210288, 315432, 420576, 630864, 1261728]

約数ペア:

[(1, 1261728), (2, 630864), (3, 420576), (4, 315432), (6, 210288), (8, 157716), (9, 140192), (12, 105144), (13, 97056), (16, 78858), (18, 70096), (24, 52572), (26, 48528), (32, 39429), (36, 35048), (39, 32352), (48, 26286), (52, 24264), (72, 17524), (78, 16176), (96, 13143), (104, 12132), (117, 10784), (144, 8762), (156, 8088), (208, 6066), (234, 5392), (288, 4381), (312, 4044), (337, 3744), (416, 3033), (468, 2696), (624, 2022), (674, 1872), (936, 1348), (1011, 1248)]