255565728

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{80671}}^1$

素因数の和:80698

約数の個数: 72

約数和(自身を含む): 792844416

約数和(自身を除く): 537278688

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 80671, 161342, 242013, 322684, 484026, 645368, 726039, 887381, 968052, 1290736, 1452078, 1774762, 1936104, 2581472, 2662143, 2904156, 3549524, 3872208, 5324286, 5808312, 7099048, 7744416, 7986429, 10648572, 11616624, 14198096, 15972858, 21297144, 23233248, 28396192, 31945716, 42594288, 63891432, 85188576, 127782864, 255565728]

約数ペア:

[(1, 255565728), (2, 127782864), (3, 85188576), (4, 63891432), (6, 42594288), (8, 31945716), (9, 28396192), (11, 23233248), (12, 21297144), (16, 15972858), (18, 14198096), (22, 11616624), (24, 10648572), (32, 7986429), (33, 7744416), (36, 7099048), (44, 5808312), (48, 5324286), (66, 3872208), (72, 3549524), (88, 2904156), (96, 2662143), (99, 2581472), (132, 1936104), (144, 1774762), (176, 1452078), (198, 1290736), (264, 968052), (288, 887381), (352, 726039), (396, 645368), (528, 484026), (792, 322684), (1056, 242013), (1584, 161342), (3168, 80671)]