181720944

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:439

約数の個数: 120

約数和(自身を含む): 526060080

約数和(自身を除く): 344339136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 73, 118, 144, 146, 177, 219, 236, 292, 293, 354, 438, 472, 531, 584, 586, 657, 708, 876, 879, 944, 1062, 1168, 1172, 1314, 1416, 1752, 1758, 2124, 2344, 2628, 2637, 2832, 3504, 3516, 4248, 4307, 4688, 5256, 5274, 7032, 8496, 8614, 10512, 10548, 12921, 14064, 17228, 17287, 21096, 21389, 25842, 34456, 34574, 38763, 42192, 42778, 51684, 51861, 64167, 68912, 69148, 77526, 85556, 103368, 103722, 128334, 138296, 155052, 155583, 171112, 192501, 206736, 207444, 256668, 276592, 310104, 311166, 342224, 385002, 414888, 513336, 620208, 622332, 770004, 829776, 1026672, 1244664, 1261951, 1540008, 2489328, 2523902, 3080016, 3785853, 5047804, 7571706, 10095608, 11357559, 15143412, 20191216, 22715118, 30286824, 45430236, 60573648, 90860472, 181720944]

約数ペア:

[(1, 181720944), (2, 90860472), (3, 60573648), (4, 45430236), (6, 30286824), (8, 22715118), (9, 20191216), (12, 15143412), (16, 11357559), (18, 10095608), (24, 7571706), (36, 5047804), (48, 3785853), (59, 3080016), (72, 2523902), (73, 2489328), (118, 1540008), (144, 1261951), (146, 1244664), (177, 1026672), (219, 829776), (236, 770004), (292, 622332), (293, 620208), (354, 513336), (438, 414888), (472, 385002), (531, 342224), (584, 311166), (586, 310104), (657, 276592), (708, 256668), (876, 207444), (879, 206736), (944, 192501), (1062, 171112), (1168, 155583), (1172, 155052), (1314, 138296), (1416, 128334), (1752, 103722), (1758, 103368), (2124, 85556), (2344, 77526), (2628, 69148), (2637, 68912), (2832, 64167), (3504, 51861), (3516, 51684), (4248, 42778), (4307, 42192), (4688, 38763), (5256, 34574), (5274, 34456), (7032, 25842), (8496, 21389), (8614, 21096), (10512, 17287), (10548, 17228), (12921, 14064)]