163956320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4903}}^1$

素因数の和:4948

約数の個数: 96

約数和(自身を含む): 444890880

約数和(自身を除く): 280934560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 1045, 1520, 1672, 1760, 2090, 3040, 3344, 4180, 4903, 6688, 8360, 9806, 16720, 19612, 24515, 33440, 39224, 49030, 53933, 78448, 93157, 98060, 107866, 156896, 186314, 196120, 215732, 269665, 372628, 392240, 431464, 465785, 539330, 745256, 784480, 862928, 931570, 1024727, 1078660, 1490512, 1725856, 1863140, 2049454, 2157320, 2981024, 3726280, 4098908, 4314640, 5123635, 7452560, 8197816, 8629280, 10247270, 14905120, 16395632, 20494540, 32791264, 40989080, 81978160, 163956320]

約数ペア:

[(1, 163956320), (2, 81978160), (4, 40989080), (5, 32791264), (8, 20494540), (10, 16395632), (11, 14905120), (16, 10247270), (19, 8629280), (20, 8197816), (22, 7452560), (32, 5123635), (38, 4314640), (40, 4098908), (44, 3726280), (55, 2981024), (76, 2157320), (80, 2049454), (88, 1863140), (95, 1725856), (110, 1490512), (152, 1078660), (160, 1024727), (176, 931570), (190, 862928), (209, 784480), (220, 745256), (304, 539330), (352, 465785), (380, 431464), (418, 392240), (440, 372628), (608, 269665), (760, 215732), (836, 196120), (880, 186314), (1045, 156896), (1520, 107866), (1672, 98060), (1760, 93157), (2090, 78448), (3040, 53933), (3344, 49030), (4180, 39224), (4903, 33440), (6688, 24515), (8360, 19612), (9806, 16720)]