138458992

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{907}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 324264960

約数和(自身を除く): 185805968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 47, 56, 58, 94, 112, 116, 188, 203, 232, 329, 376, 406, 464, 658, 752, 812, 907, 1316, 1363, 1624, 1814, 2632, 2726, 3248, 3628, 5264, 5452, 6349, 7256, 9541, 10904, 12698, 14512, 19082, 21808, 25396, 26303, 38164, 42629, 50792, 52606, 76328, 85258, 101584, 105212, 152656, 170516, 184121, 210424, 298403, 341032, 368242, 420848, 596806, 682064, 736484, 1193612, 1236241, 1472968, 2387224, 2472482, 2945936, 4774448, 4944964, 8653687, 9889928, 17307374, 19779856, 34614748, 69229496, 138458992]

約数ペア:

[(1, 138458992), (2, 69229496), (4, 34614748), (7, 19779856), (8, 17307374), (14, 9889928), (16, 8653687), (28, 4944964), (29, 4774448), (47, 2945936), (56, 2472482), (58, 2387224), (94, 1472968), (112, 1236241), (116, 1193612), (188, 736484), (203, 682064), (232, 596806), (329, 420848), (376, 368242), (406, 341032), (464, 298403), (658, 210424), (752, 184121), (812, 170516), (907, 152656), (1316, 105212), (1363, 101584), (1624, 85258), (1814, 76328), (2632, 52606), (2726, 50792), (3248, 42629), (3628, 38164), (5264, 26303), (5452, 25396), (6349, 21808), (7256, 19082), (9541, 14512), (10904, 12698)]