81540288

素因数分解:

$2^6\times 3^2\times {\mathrm{53}}^1\times {\mathrm{2671}}^1$

素因数の和:2742

約数の個数: 84

約数和(自身を含む): 238219488

約数和(自身を除く): 156679200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 64, 72, 96, 106, 144, 159, 192, 212, 288, 318, 424, 477, 576, 636, 848, 954, 1272, 1696, 1908, 2544, 2671, 3392, 3816, 5088, 5342, 7632, 8013, 10176, 10684, 15264, 16026, 21368, 24039, 30528, 32052, 42736, 48078, 64104, 85472, 96156, 128208, 141563, 170944, 192312, 256416, 283126, 384624, 424689, 512832, 566252, 769248, 849378, 1132504, 1274067, 1538496, 1698756, 2265008, 2548134, 3397512, 4530016, 5096268, 6795024, 9060032, 10192536, 13590048, 20385072, 27180096, 40770144, 81540288]

約数ペア:

[(1, 81540288), (2, 40770144), (3, 27180096), (4, 20385072), (6, 13590048), (8, 10192536), (9, 9060032), (12, 6795024), (16, 5096268), (18, 4530016), (24, 3397512), (32, 2548134), (36, 2265008), (48, 1698756), (53, 1538496), (64, 1274067), (72, 1132504), (96, 849378), (106, 769248), (144, 566252), (159, 512832), (192, 424689), (212, 384624), (288, 283126), (318, 256416), (424, 192312), (477, 170944), (576, 141563), (636, 128208), (848, 96156), (954, 85472), (1272, 64104), (1696, 48078), (1908, 42736), (2544, 32052), (2671, 30528), (3392, 24039), (3816, 21368), (5088, 16026), (5342, 15264), (7632, 10684), (8013, 10176)]