209882512

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 510235200

約数和(自身を除く): 300352688

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 38, 56, 58, 76, 112, 116, 133, 152, 179, 203, 232, 266, 304, 358, 361, 406, 464, 532, 551, 716, 722, 812, 1064, 1102, 1253, 1432, 1444, 1624, 2128, 2204, 2506, 2527, 2864, 2888, 3248, 3401, 3857, 4408, 5012, 5054, 5191, 5776, 6802, 7714, 8816, 10024, 10108, 10382, 10469, 13604, 15428, 20048, 20216, 20764, 20938, 23807, 27208, 30856, 36337, 40432, 41528, 41876, 47614, 54416, 61712, 64619, 72674, 73283, 83056, 83752, 95228, 98629, 129238, 145348, 146566, 167504, 190456, 197258, 258476, 290696, 293132, 380912, 394516, 452333, 516952, 581392, 586264, 690403, 789032, 904666, 1033904, 1172528, 1380806, 1578064, 1809332, 1873951, 2761612, 3618664, 3747902, 5523224, 7237328, 7495804, 11046448, 13117657, 14991608, 26235314, 29983216, 52470628, 104941256, 209882512]

約数ペア:

[(1, 209882512), (2, 104941256), (4, 52470628), (7, 29983216), (8, 26235314), (14, 14991608), (16, 13117657), (19, 11046448), (28, 7495804), (29, 7237328), (38, 5523224), (56, 3747902), (58, 3618664), (76, 2761612), (112, 1873951), (116, 1809332), (133, 1578064), (152, 1380806), (179, 1172528), (203, 1033904), (232, 904666), (266, 789032), (304, 690403), (358, 586264), (361, 581392), (406, 516952), (464, 452333), (532, 394516), (551, 380912), (716, 293132), (722, 290696), (812, 258476), (1064, 197258), (1102, 190456), (1253, 167504), (1432, 146566), (1444, 145348), (1624, 129238), (2128, 98629), (2204, 95228), (2506, 83752), (2527, 83056), (2864, 73283), (2888, 72674), (3248, 64619), (3401, 61712), (3857, 54416), (4408, 47614), (5012, 41876), (5054, 41528), (5191, 40432), (5776, 36337), (6802, 30856), (7714, 27208), (8816, 23807), (10024, 20938), (10108, 20764), (10382, 20216), (10469, 20048), (13604, 15428)]